247749684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{32411}}^1$

素因数の和:32445

約数の個数: 72

約数和(自身を含む): 724213728

約数和(自身を除く): 476464044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 32411, 64822, 97233, 129644, 194466, 226877, 388932, 421343, 453754, 680631, 842686, 907508, 1264029, 1361262, 1588139, 1685372, 2528058, 2722524, 2949401, 3176278, 4764417, 5056116, 5898802, 6352556, 8848203, 9528834, 11797604, 17696406, 19057668, 20645807, 35392812, 41291614, 61937421, 82583228, 123874842, 247749684]

約数ペア:

[(1, 247749684), (2, 123874842), (3, 82583228), (4, 61937421), (6, 41291614), (7, 35392812), (12, 20645807), (13, 19057668), (14, 17696406), (21, 11797604), (26, 9528834), (28, 8848203), (39, 6352556), (42, 5898802), (49, 5056116), (52, 4764417), (78, 3176278), (84, 2949401), (91, 2722524), (98, 2528058), (147, 1685372), (156, 1588139), (182, 1361262), (196, 1264029), (273, 907508), (294, 842686), (364, 680631), (546, 453754), (588, 421343), (637, 388932), (1092, 226877), (1274, 194466), (1911, 129644), (2548, 97233), (3822, 64822), (7644, 32411)]