317000397

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 496468224

約数和(自身を除く): 179467827

約数列:

[1, 3, 7, 21, 41, 123, 287, 557, 661, 861, 1671, 1983, 3899, 4627, 11697, 13881, 22837, 27101, 68511, 81303, 159859, 189707, 368177, 479577, 569121, 1104531, 2577239, 7731717, 15095257, 45285771, 105666799, 317000397]

約数ペア:

[(1, 317000397), (3, 105666799), (7, 45285771), (21, 15095257), (41, 7731717), (123, 2577239), (287, 1104531), (557, 569121), (661, 479577), (861, 368177), (1671, 189707), (1983, 159859), (3899, 81303), (4627, 68511), (11697, 27101), (13881, 22837)]