68266413

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 101381280

約数和(自身を除く): 33114867

約数列:

[1, 3, 9, 43, 129, 387, 419, 421, 1257, 1263, 3771, 3789, 18017, 18103, 54051, 54309, 162153, 162927, 176399, 529197, 1587591, 7585157, 22755471, 68266413]

約数ペア:

[(1, 68266413), (3, 22755471), (9, 7585157), (43, 1587591), (129, 529197), (387, 176399), (419, 162927), (421, 162153), (1257, 54309), (1263, 54051), (3771, 18103), (3789, 18017)]