12874345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1571}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 16977600

約数和(自身を除く): 4103255

約数列:

[1, 5, 11, 55, 149, 745, 1571, 1639, 7855, 8195, 17281, 86405, 234079, 1170395, 2574869, 12874345]

約数ペア:

[(1, 12874345), (5, 2574869), (11, 1170395), (55, 234079), (149, 86405), (745, 17281), (1571, 8195), (1639, 7855)]