12555815

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 16244928

約数和(自身を除く): 3689113

約数列:

[1, 5, 23, 47, 101, 115, 235, 505, 529, 1081, 2323, 2645, 4747, 5405, 11615, 23735, 24863, 53429, 109181, 124315, 267145, 545905, 2511163, 12555815]

約数ペア:

[(1, 12555815), (5, 2511163), (23, 545905), (47, 267145), (101, 124315), (115, 109181), (235, 53429), (505, 24863), (529, 23735), (1081, 11615), (2323, 5405), (2645, 4747)]