520721138

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{90059}}^1$

素因数の和:90134

約数の個数: 24

約数和(自身を含む): 924015600

約数和(自身を除く): 403294462

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 5782, 90059, 180118, 630413, 1260826, 4412891, 5313481, 8825782, 10626962, 37194367, 74388734, 260360569, 520721138]

約数ペア:

[(1, 520721138), (2, 260360569), (7, 74388734), (14, 37194367), (49, 10626962), (59, 8825782), (98, 5313481), (118, 4412891), (413, 1260826), (826, 630413), (2891, 180118), (5782, 90059)]