8706213

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 13261248

約数和(自身を除く): 4555035

約数列:

[1, 3, 9, 23, 69, 137, 207, 307, 411, 921, 1233, 2763, 3151, 7061, 9453, 21183, 28359, 42059, 63549, 126177, 378531, 967357, 2902071, 8706213]

約数ペア:

[(1, 8706213), (3, 2902071), (9, 967357), (23, 378531), (69, 126177), (137, 63549), (207, 42059), (307, 28359), (411, 21183), (921, 9453), (1233, 7061), (2763, 3151)]