251247668329

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11981}}^1\times {\mathrm{5437}}^1$

素因数の和:17473

約数の個数: 32

約数和(自身を含む): 312758956800

約数和(自身を除く): 61511288471

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5437, 11981, 38059, 83867, 103303, 157673, 227639, 347449, 723121, 1103711, 1593473, 2432143, 2995787, 6601531, 20970509, 46210717, 65140697, 455984879, 1237673243, 1889080213, 8663712701, 13223561491, 35892524047, 251247668329]

約数ペア:

[(1, 251247668329), (7, 35892524047), (19, 13223561491), (29, 8663712701), (133, 1889080213), (203, 1237673243), (551, 455984879), (3857, 65140697), (5437, 46210717), (11981, 20970509), (38059, 6601531), (83867, 2995787), (103303, 2432143), (157673, 1593473), (227639, 1103711), (347449, 723121)]