28711868

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 51123072

約数和(自身を除く): 22411204

約数列:

[1, 2, 4, 103, 206, 227, 307, 412, 454, 614, 908, 1228, 23381, 31621, 46762, 63242, 69689, 93524, 126484, 139378, 278756, 7177967, 14355934, 28711868]

約数ペア:

[(1, 28711868), (2, 14355934), (4, 7177967), (103, 278756), (206, 139378), (227, 126484), (307, 93524), (412, 69689), (454, 63242), (614, 46762), (908, 31621), (1228, 23381)]