81165356

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{1439}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 145152000

約数和(自身を除く): 63986644

約数列:

[1, 2, 4, 59, 118, 236, 239, 478, 956, 1439, 2878, 5756, 14101, 28202, 56404, 84901, 169802, 339604, 343921, 687842, 1375684, 20291339, 40582678, 81165356]

約数ペア:

[(1, 81165356), (2, 40582678), (4, 20291339), (59, 1375684), (118, 687842), (236, 343921), (239, 339604), (478, 169802), (956, 84901), (1439, 56404), (2878, 28202), (5756, 14101)]