31947573

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 52081920

約数和(自身を除く): 20134347

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 763, 821, 1853, 2289, 2463, 5559, 5747, 12971, 13957, 17241, 38913, 41871, 89489, 97699, 268467, 293097, 626423, 1521313, 1879269, 4563939, 10649191, 31947573]

約数ペア:

[(1, 31947573), (3, 10649191), (7, 4563939), (17, 1879269), (21, 1521313), (51, 626423), (109, 293097), (119, 268467), (327, 97699), (357, 89489), (763, 41871), (821, 38913), (1853, 17241), (2289, 13957), (2463, 12971), (5559, 5747)]