131411259

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 229132800

約数和(自身を除く): 97721541

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 89, 161, 207, 267, 483, 623, 801, 1019, 1449, 1869, 2047, 3057, 5607, 6141, 7133, 9171, 14329, 18423, 21399, 23437, 42987, 64197, 70311, 90691, 128961, 164059, 210933, 272073, 492177, 634837, 816219, 1476531, 1904511, 2085893, 5713533, 6257679, 14601251, 18773037, 43803753, 131411259]

約数ペア:

[(1, 131411259), (3, 43803753), (7, 18773037), (9, 14601251), (21, 6257679), (23, 5713533), (63, 2085893), (69, 1904511), (89, 1476531), (161, 816219), (207, 634837), (267, 492177), (483, 272073), (623, 210933), (801, 164059), (1019, 128961), (1449, 90691), (1869, 70311), (2047, 64197), (3057, 42987), (5607, 23437), (6141, 21399), (7133, 18423), (9171, 14329)]