260740363

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 309960000

約数和(自身を除く): 49219637

約数列:

[1, 13, 19, 29, 89, 247, 377, 409, 551, 1157, 1691, 2581, 5317, 7163, 7771, 11861, 21983, 33553, 36401, 49039, 101023, 154193, 225359, 473213, 637507, 691619, 1055629, 2929667, 8991047, 13723177, 20056951, 260740363]

約数ペア:

[(1, 260740363), (13, 20056951), (19, 13723177), (29, 8991047), (89, 2929667), (247, 1055629), (377, 691619), (409, 637507), (551, 473213), (1157, 225359), (1691, 154193), (2581, 101023), (5317, 49039), (7163, 36401), (7771, 33553), (11861, 21983)]