90287745

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139981}}^1$

素因数の和:140032

約数の個数: 16

約数和(自身を含む): 147820992

約数和(自身を除く): 57533247

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 139981, 419943, 699905, 2099715, 6019183, 18057549, 30095915, 90287745]

約数ペア:

[(1, 90287745), (3, 30095915), (5, 18057549), (15, 6019183), (43, 2099715), (129, 699905), (215, 419943), (645, 139981)]