31396239

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13469}}^1$

素因数の和:13519

約数の個数: 24

約数和(自身を含む): 53233440

約数和(自身を除く): 21837201

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 13469, 40407, 94283, 121221, 282849, 498353, 848547, 1495059, 3488471, 4485177, 10465413, 31396239]

約数ペア:

[(1, 31396239), (3, 10465413), (7, 4485177), (9, 3488471), (21, 1495059), (37, 848547), (63, 498353), (111, 282849), (259, 121221), (333, 94283), (777, 40407), (2331, 13469)]