2878655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 3781344

約数和(自身を除く): 902689

約数列:

[1, 5, 13, 65, 67, 335, 661, 871, 3305, 4355, 8593, 42965, 44287, 221435, 575731, 2878655]

約数ペア:

[(1, 2878655), (5, 575731), (13, 221435), (65, 44287), (67, 42965), (335, 8593), (661, 4355), (871, 3305)]