201549458

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{2141}}^1$

素因数の和:2554

約数の個数: 24

約数和(自身を含む): 333316620

約数和(自身を除く): 131767162

約数列:

[1, 2, 11, 22, 121, 242, 389, 778, 2141, 4279, 4282, 8558, 23551, 47069, 47102, 94138, 259061, 518122, 832849, 1665698, 9161339, 18322678, 100774729, 201549458]

約数ペア:

[(1, 201549458), (2, 100774729), (11, 18322678), (22, 9161339), (121, 1665698), (242, 832849), (389, 518122), (778, 259061), (2141, 94138), (4279, 47102), (4282, 47069), (8558, 23551)]