1290492786177

素因数分解:

$3^2\times 7^4\times {\mathrm{59720153}}^1$

素因数の和:59720187

約数の個数: 30

約数和(自身を含む): 2174589967602

約数和(自身を除く): 884097181425

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 7203, 21609, 59720153, 179160459, 418041071, 537481377, 1254123213, 2926287497, 3762369639, 8778862491, 20484012479, 26336587473, 61452037437, 143388087353, 184356112311, 430164262059, 1290492786177]

約数ペア:

[(1, 1290492786177), (3, 430164262059), (7, 184356112311), (9, 143388087353), (21, 61452037437), (49, 26336587473), (63, 20484012479), (147, 8778862491), (343, 3762369639), (441, 2926287497), (1029, 1254123213), (2401, 537481377), (3087, 418041071), (7203, 179160459), (21609, 59720153)]