1979315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 2630208

約数和(自身を除く): 650893

約数列:

[1, 5, 13, 37, 65, 185, 481, 823, 2405, 4115, 10699, 30451, 53495, 152255, 395863, 1979315]

約数ペア:

[(1, 1979315), (5, 395863), (13, 152255), (37, 53495), (65, 30451), (185, 10699), (481, 4115), (823, 2405)]