166556979

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{20359}}^1$

素因数の和:20472

約数の個数: 20

約数和(自身を含む): 251283120

約数和(自身を除く): 84726141

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 8181, 20359, 61077, 183231, 549693, 1649079, 2056259, 6168777, 18506331, 55518993, 166556979]

約数ペア:

[(1, 166556979), (3, 55518993), (9, 18506331), (27, 6168777), (81, 2056259), (101, 1649079), (303, 549693), (909, 183231), (2727, 61077), (8181, 20359)]