12591085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 16447536

約数和(自身を除く): 3856451

約数列:

[1, 5, 13, 65, 97, 485, 1261, 1997, 6305, 9985, 25961, 129805, 193709, 968545, 2518217, 12591085]

約数ペア:

[(1, 12591085), (5, 2518217), (13, 968545), (65, 193709), (97, 129805), (485, 25961), (1261, 9985), (1997, 6305)]