251358399

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{3137}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 376936560

約数和(自身を除く): 125578161

約数列:

[1, 3, 9, 29, 87, 261, 307, 921, 2763, 3137, 8903, 9411, 26709, 28233, 80127, 90973, 272919, 818757, 963059, 2889177, 8667531, 27928711, 83786133, 251358399]

約数ペア:

[(1, 251358399), (3, 83786133), (9, 27928711), (29, 8667531), (87, 2889177), (261, 963059), (307, 818757), (921, 272919), (2763, 90973), (3137, 80127), (8903, 28233), (9411, 26709)]