221224927

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{169003}}^1$

素因数の和:169038

約数の個数: 16

約数和(自身を含む): 292038912

約数和(自身を除く): 70813985

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 169003, 1183021, 1859033, 2873051, 13013231, 20111357, 31603561, 221224927]

約数ペア:

[(1, 221224927), (7, 31603561), (11, 20111357), (17, 13013231), (77, 2873051), (119, 1859033), (187, 1183021), (1309, 169003)]