12420305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 15496704

約数和(自身を除く): 3076399

約数列:

[1, 5, 31, 155, 227, 353, 1135, 1765, 7037, 10943, 35185, 54715, 80131, 400655, 2484061, 12420305]

約数ペア:

[(1, 12420305), (5, 2484061), (31, 400655), (155, 80131), (227, 54715), (353, 35185), (1135, 10943), (1765, 7037)]