28198716

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 192

約数和(自身を含む): 90316800

約数和(自身を除く): 62118084

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 31, 34, 39, 42, 49, 51, 52, 62, 68, 78, 84, 91, 93, 98, 102, 119, 124, 147, 156, 182, 186, 196, 204, 217, 221, 238, 273, 294, 343, 357, 364, 372, 403, 434, 442, 476, 527, 546, 588, 637, 651, 663, 686, 714, 806, 833, 868, 884, 1029, 1054, 1092, 1209, 1274, 1302, 1326, 1372, 1428, 1519, 1547, 1581, 1612, 1666, 1911, 2058, 2108, 2418, 2499, 2548, 2604, 2652, 2821, 3038, 3094, 3162, 3332, 3689, 3822, 4116, 4459, 4557, 4641, 4836, 4998, 5642, 5831, 6076, 6188, 6324, 6851, 7378, 7644, 8463, 8918, 9114, 9282, 9996, 10633, 10829, 11067, 11284, 11662, 13377, 13702, 14756, 16926, 17493, 17836, 18228, 18564, 19747, 20553, 21266, 21658, 22134, 23324, 25823, 26754, 27404, 31899, 32487, 33852, 34986, 39494, 41106, 42532, 43316, 44268, 47957, 51646, 53508, 59241, 63798, 64974, 69972, 75803, 77469, 78988, 82212, 95914, 103292, 118482, 127596, 129948, 138229, 143871, 151606, 154938, 180761, 191828, 227409, 236964, 276458, 287742, 303212, 309876, 335699, 361522, 414687, 454818, 542283, 552916, 575484, 671398, 723044, 829374, 909636, 1007097, 1084566, 1342796, 1658748, 2014194, 2169132, 2349893, 4028388, 4699786, 7049679, 9399572, 14099358, 28198716]

約数ペア:

[(1, 28198716), (2, 14099358), (3, 9399572), (4, 7049679), (6, 4699786), (7, 4028388), (12, 2349893), (13, 2169132), (14, 2014194), (17, 1658748), (21, 1342796), (26, 1084566), (28, 1007097), (31, 909636), (34, 829374), (39, 723044), (42, 671398), (49, 575484), (51, 552916), (52, 542283), (62, 454818), (68, 414687), (78, 361522), (84, 335699), (91, 309876), (93, 303212), (98, 287742), (102, 276458), (119, 236964), (124, 227409), (147, 191828), (156, 180761), (182, 154938), (186, 151606), (196, 143871), (204, 138229), (217, 129948), (221, 127596), (238, 118482), (273, 103292), (294, 95914), (343, 82212), (357, 78988), (364, 77469), (372, 75803), (403, 69972), (434, 64974), (442, 63798), (476, 59241), (527, 53508), (546, 51646), (588, 47957), (637, 44268), (651, 43316), (663, 42532), (686, 41106), (714, 39494), (806, 34986), (833, 33852), (868, 32487), (884, 31899), (1029, 27404), (1054, 26754), (1092, 25823), (1209, 23324), (1274, 22134), (1302, 21658), (1326, 21266), (1372, 20553), (1428, 19747), (1519, 18564), (1547, 18228), (1581, 17836), (1612, 17493), (1666, 16926), (1911, 14756), (2058, 13702), (2108, 13377), (2418, 11662), (2499, 11284), (2548, 11067), (2604, 10829), (2652, 10633), (2821, 9996), (3038, 9282), (3094, 9114), (3162, 8918), (3332, 8463), (3689, 7644), (3822, 7378), (4116, 6851), (4459, 6324), (4557, 6188), (4641, 6076), (4836, 5831), (4998, 5642)]