28301364

素因数分解:

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

素因数の和:246

約数の個数: 144

約数和(自身を含む): 90260352

約数和(自身を除く): 61958988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 53, 63, 78, 84, 91, 106, 117, 126, 156, 159, 163, 182, 212, 234, 252, 273, 318, 326, 364, 371, 468, 477, 489, 546, 636, 652, 689, 742, 819, 954, 978, 1092, 1113, 1141, 1378, 1467, 1484, 1638, 1908, 1956, 2067, 2119, 2226, 2282, 2756, 2934, 3276, 3339, 3423, 4134, 4238, 4452, 4564, 4823, 5868, 6201, 6357, 6678, 6846, 8268, 8476, 8639, 9646, 10269, 12402, 12714, 13356, 13692, 14469, 14833, 17278, 19071, 19292, 20538, 24804, 25428, 25917, 28938, 29666, 34556, 38142, 41076, 43407, 44499, 51834, 57876, 59332, 60473, 76284, 77751, 86814, 88998, 103668, 112307, 120946, 133497, 155502, 173628, 177996, 181419, 224614, 241892, 266994, 311004, 336921, 362838, 449228, 533988, 544257, 673842, 725676, 786149, 1010763, 1088514, 1347684, 1572298, 2021526, 2177028, 2358447, 3144596, 4043052, 4716894, 7075341, 9433788, 14150682, 28301364]

約数ペア:

[(1, 28301364), (2, 14150682), (3, 9433788), (4, 7075341), (6, 4716894), (7, 4043052), (9, 3144596), (12, 2358447), (13, 2177028), (14, 2021526), (18, 1572298), (21, 1347684), (26, 1088514), (28, 1010763), (36, 786149), (39, 725676), (42, 673842), (52, 544257), (53, 533988), (63, 449228), (78, 362838), (84, 336921), (91, 311004), (106, 266994), (117, 241892), (126, 224614), (156, 181419), (159, 177996), (163, 173628), (182, 155502), (212, 133497), (234, 120946), (252, 112307), (273, 103668), (318, 88998), (326, 86814), (364, 77751), (371, 76284), (468, 60473), (477, 59332), (489, 57876), (546, 51834), (636, 44499), (652, 43407), (689, 41076), (742, 38142), (819, 34556), (954, 29666), (978, 28938), (1092, 25917), (1113, 25428), (1141, 24804), (1378, 20538), (1467, 19292), (1484, 19071), (1638, 17278), (1908, 14833), (1956, 14469), (2067, 13692), (2119, 13356), (2226, 12714), (2282, 12402), (2756, 10269), (2934, 9646), (3276, 8639), (3339, 8476), (3423, 8268), (4134, 6846), (4238, 6678), (4452, 6357), (4564, 6201), (4823, 5868)]