291211570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2240089}}^1$

素因数の和:2240109

約数の個数: 16

約数和(自身を含む): 564502680

約数和(自身を除く): 273291110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2240089, 4480178, 11200445, 22400890, 29121157, 58242314, 145605785, 291211570]

約数ペア:

[(1, 291211570), (2, 145605785), (5, 58242314), (10, 29121157), (13, 22400890), (26, 11200445), (65, 4480178), (130, 2240089)]