27189967

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 31680000

約数和(自身を除く): 4490033

約数列:

[1, 7, 131, 149, 199, 917, 1043, 1393, 19519, 26069, 29651, 136633, 182483, 207557, 3884281, 27189967]

約数ペア:

[(1, 27189967), (7, 3884281), (131, 207557), (149, 182483), (199, 136633), (917, 29651), (1043, 26069), (1393, 19519)]