164378481

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{20747}}^1$

素因数の和:20908

約数の個数: 16

約数和(自身を含む): 232377600

約数和(自身を除く): 67999119

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 20747, 62241, 394193, 1182579, 2883833, 8651499, 54792827, 164378481]

約数ペア:

[(1, 164378481), (3, 54792827), (19, 8651499), (57, 2883833), (139, 1182579), (417, 394193), (2641, 62241), (7923, 20747)]