168672009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{12497}}^1$

素因数の和:12920

約数の個数: 16

約数和(自身を含む): 245960640

約数和(自身を除く): 77288631

約数列:

[1, 3, 11, 33, 409, 1227, 4499, 12497, 13497, 37491, 137467, 412401, 5111273, 15333819, 56224003, 168672009]

約数ペア:

[(1, 168672009), (3, 56224003), (11, 15333819), (33, 5111273), (409, 412401), (1227, 137467), (4499, 37491), (12497, 13497)]