55899081

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12497}}^1$

素因数の和:12581

約数の個数: 24

約数和(自身を含む): 93585024

約数和(自身を除く): 37685943

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 12497, 37491, 87479, 112473, 262437, 787311, 887287, 2661861, 6211009, 7985583, 18633027, 55899081]

約数ペア:

[(1, 55899081), (3, 18633027), (7, 7985583), (9, 6211009), (21, 2661861), (63, 887287), (71, 787311), (213, 262437), (497, 112473), (639, 87479), (1491, 37491), (4473, 12497)]