165021409

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{1319}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 192487680

約数和(自身を除く): 27466271

約数列:

[1, 7, 61, 293, 427, 1319, 2051, 9233, 17873, 80459, 125111, 386467, 563213, 2705269, 23574487, 165021409]

約数ペア:

[(1, 165021409), (7, 23574487), (61, 2705269), (293, 563213), (427, 386467), (1319, 125111), (2051, 80459), (9233, 17873)]