258025977

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{3943}}^1$

素因数の和:4621

約数の個数: 24

約数和(自身を含む): 407304768

約数和(自身を除く): 149278791

約数列:

[1, 3, 9, 11, 33, 99, 661, 1983, 3943, 5949, 7271, 11829, 21813, 35487, 43373, 65439, 130119, 390357, 2606323, 7818969, 23456907, 28669553, 86008659, 258025977]

約数ペア:

[(1, 258025977), (3, 86008659), (9, 28669553), (11, 23456907), (33, 7818969), (99, 2606323), (661, 390357), (1983, 130119), (3943, 65439), (5949, 43373), (7271, 35487), (11829, 21813)]