525781731

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 738017280

約数和(自身を除く): 212235549

約数列:

[1, 3, 31, 93, 103, 131, 309, 393, 419, 1257, 3193, 4061, 9579, 12183, 12989, 13493, 38967, 40479, 43157, 54889, 129471, 164667, 418283, 1254849, 1337867, 1701559, 4013601, 5104677, 5653567, 16960701, 175260577, 525781731]

約数ペア:

[(1, 525781731), (3, 175260577), (31, 16960701), (93, 5653567), (103, 5104677), (131, 4013601), (309, 1701559), (393, 1337867), (419, 1254849), (1257, 418283), (3193, 164667), (4061, 129471), (9579, 54889), (12183, 43157), (12989, 40479), (13493, 38967)]