251235062

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 451805040

約数和(自身を除く): 200569978

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 71, 142, 169, 247, 338, 361, 377, 494, 551, 722, 754, 923, 1102, 1349, 1846, 2059, 2698, 3211, 4118, 4693, 4901, 6422, 7163, 9386, 9802, 10469, 11999, 14326, 17537, 20938, 23998, 25631, 26767, 35074, 39121, 51262, 53534, 61009, 78242, 93119, 122018, 136097, 186238, 227981, 272194, 333203, 347971, 455962, 508573, 666406, 695942, 743299, 1017146, 1486598, 1769261, 3538522, 4331639, 6611449, 8663278, 9662887, 13222898, 19325774, 125617531, 251235062]

約数ペア:

[(1, 251235062), (2, 125617531), (13, 19325774), (19, 13222898), (26, 9662887), (29, 8663278), (38, 6611449), (58, 4331639), (71, 3538522), (142, 1769261), (169, 1486598), (247, 1017146), (338, 743299), (361, 695942), (377, 666406), (494, 508573), (551, 455962), (722, 347971), (754, 333203), (923, 272194), (1102, 227981), (1349, 186238), (1846, 136097), (2059, 122018), (2698, 93119), (3211, 78242), (4118, 61009), (4693, 53534), (4901, 51262), (6422, 39121), (7163, 35074), (9386, 26767), (9802, 25631), (10469, 23998), (11999, 20938), (14326, 17537)]