27799510

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21221}}^1$

素因数の和:21359

約数の個数: 16

約数和(自身を含む): 50423472

約数和(自身を除く): 22623962

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 21221, 42442, 106105, 212210, 2779951, 5559902, 13899755, 27799510]

約数ペア:

[(1, 27799510), (2, 13899755), (5, 5559902), (10, 2779951), (131, 212210), (262, 106105), (655, 42442), (1310, 21221)]