123421256

素因数分解:

$2^3\times 7^1\times {\mathrm{2203951}}^1$

素因数の和:2203964

約数の個数: 16

約数和(自身を含む): 264474240

約数和(自身を除く): 141052984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2203951, 4407902, 8815804, 15427657, 17631608, 30855314, 61710628, 123421256]

約数ペア:

[(1, 123421256), (2, 61710628), (4, 30855314), (7, 17631608), (8, 15427657), (14, 8815804), (28, 4407902), (56, 2203951)]