31509621

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8161}}^1$

素因数の和:8194

約数の個数: 32

約数和(自身を含む): 54848640

約数和(自身を除く): 23339019

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 8161, 24483, 73449, 89771, 106093, 220347, 269313, 318279, 807939, 954837, 1167023, 2423817, 2864511, 3501069, 10503207, 31509621]

約数ペア:

[(1, 31509621), (3, 10503207), (9, 3501069), (11, 2864511), (13, 2423817), (27, 1167023), (33, 954837), (39, 807939), (99, 318279), (117, 269313), (143, 220347), (297, 106093), (351, 89771), (429, 73449), (1287, 24483), (3861, 8161)]