81149621

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2468

約数の個数: 16

約数和(自身を含む): 95986176

約数和(自身を除く): 14836555

約数列:

[1, 7, 37, 137, 259, 959, 2287, 5069, 16009, 35483, 84619, 313319, 592333, 2193233, 11592803, 81149621]

約数ペア:

[(1, 81149621), (7, 11592803), (37, 2193233), (137, 592333), (259, 313319), (959, 84619), (2287, 35483), (5069, 16009)]