22528891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12721}}^1$

素因数の和:12762

約数の個数: 16

約数和(自身を含む): 29311488

約数和(自身を除く): 6782597

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 12721, 89047, 139931, 292583, 979517, 2048081, 3218413, 22528891]

約数ペア:

[(1, 22528891), (7, 3218413), (11, 2048081), (23, 979517), (77, 292583), (161, 139931), (253, 89047), (1771, 12721)]