81169557

素因数分解:

$3^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{6793}}^1$

素因数の和:7372

約数の個数: 16

約数和(自身を含む): 123922560

約数和(自身を除く): 42753003

約数列:

[1, 3, 7, 21, 569, 1707, 3983, 6793, 11949, 20379, 47551, 142653, 3865217, 11595651, 27056519, 81169557]

約数ペア:

[(1, 81169557), (3, 27056519), (7, 11595651), (21, 3865217), (569, 142653), (1707, 47551), (3983, 20379), (6793, 11949)]