198109548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 216

約数和(自身を含む): 643105008

約数和(自身を除く): 444995460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 53, 63, 78, 84, 91, 98, 106, 117, 126, 147, 156, 159, 163, 182, 196, 212, 234, 252, 273, 294, 318, 326, 364, 371, 441, 468, 477, 489, 546, 588, 636, 637, 652, 689, 742, 819, 882, 954, 978, 1092, 1113, 1141, 1274, 1378, 1467, 1484, 1638, 1764, 1908, 1911, 1956, 2067, 2119, 2226, 2282, 2548, 2597, 2756, 2934, 3276, 3339, 3423, 3822, 4134, 4238, 4452, 4564, 4823, 5194, 5733, 5868, 6201, 6357, 6678, 6846, 7644, 7791, 7987, 8268, 8476, 8639, 9646, 10269, 10388, 11466, 12402, 12714, 13356, 13692, 14469, 14833, 15582, 15974, 17278, 19071, 19292, 20538, 22932, 23373, 23961, 24804, 25428, 25917, 28938, 29666, 31164, 31948, 33761, 34556, 38142, 41076, 43407, 44499, 46746, 47922, 51834, 57876, 59332, 60473, 67522, 71883, 76284, 77751, 86814, 88998, 93492, 95844, 101283, 103668, 103831, 112307, 120946, 133497, 135044, 143766, 155502, 173628, 177996, 181419, 202566, 207662, 224614, 241892, 266994, 287532, 303849, 311004, 311493, 336921, 362838, 405132, 415324, 423311, 449228, 533988, 544257, 607698, 622986, 673842, 725676, 786149, 846622, 934479, 1010763, 1088514, 1215396, 1245972, 1269933, 1347684, 1572298, 1693244, 1868958, 2021526, 2177028, 2358447, 2539866, 3144596, 3737916, 3809799, 4043052, 4716894, 5079732, 5503043, 7075341, 7619598, 9433788, 11006086, 14150682, 15239196, 16509129, 22012172, 28301364, 33018258, 49527387, 66036516, 99054774, 198109548]

約数ペア:

[(1, 198109548), (2, 99054774), (3, 66036516), (4, 49527387), (6, 33018258), (7, 28301364), (9, 22012172), (12, 16509129), (13, 15239196), (14, 14150682), (18, 11006086), (21, 9433788), (26, 7619598), (28, 7075341), (36, 5503043), (39, 5079732), (42, 4716894), (49, 4043052), (52, 3809799), (53, 3737916), (63, 3144596), (78, 2539866), (84, 2358447), (91, 2177028), (98, 2021526), (106, 1868958), (117, 1693244), (126, 1572298), (147, 1347684), (156, 1269933), (159, 1245972), (163, 1215396), (182, 1088514), (196, 1010763), (212, 934479), (234, 846622), (252, 786149), (273, 725676), (294, 673842), (318, 622986), (326, 607698), (364, 544257), (371, 533988), (441, 449228), (468, 423311), (477, 415324), (489, 405132), (546, 362838), (588, 336921), (636, 311493), (637, 311004), (652, 303849), (689, 287532), (742, 266994), (819, 241892), (882, 224614), (954, 207662), (978, 202566), (1092, 181419), (1113, 177996), (1141, 173628), (1274, 155502), (1378, 143766), (1467, 135044), (1484, 133497), (1638, 120946), (1764, 112307), (1908, 103831), (1911, 103668), (1956, 101283), (2067, 95844), (2119, 93492), (2226, 88998), (2282, 86814), (2548, 77751), (2597, 76284), (2756, 71883), (2934, 67522), (3276, 60473), (3339, 59332), (3423, 57876), (3822, 51834), (4134, 47922), (4238, 46746), (4452, 44499), (4564, 43407), (4823, 41076), (5194, 38142), (5733, 34556), (5868, 33761), (6201, 31948), (6357, 31164), (6678, 29666), (6846, 28938), (7644, 25917), (7791, 25428), (7987, 24804), (8268, 23961), (8476, 23373), (8639, 22932), (9646, 20538), (10269, 19292), (10388, 19071), (11466, 17278), (12402, 15974), (12714, 15582), (13356, 14833), (13692, 14469)]