28607995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6569}}^1$

素因数の和:6654

約数の個数: 16

約数和(自身を含む): 37527840

約数和(自身を除く): 8919845

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 6569, 32845, 85397, 426985, 440123, 2200615, 5721599, 28607995]

約数ペア:

[(1, 28607995), (5, 5721599), (13, 2200615), (65, 440123), (67, 426985), (335, 85397), (871, 32845), (4355, 6569)]