57056870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{438899}}^1$

素因数の和:438919

約数の個数: 16

約数和(自身を含む): 110602800

約数和(自身を除く): 53545930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 438899, 877798, 2194495, 4388990, 5705687, 11411374, 28528435, 57056870]

約数ペア:

[(1, 57056870), (2, 28528435), (5, 11411374), (10, 5705687), (13, 4388990), (26, 2194495), (65, 877798), (130, 438899)]