28407731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2182

約数の個数: 16

約数和(自身を含む): 33278688

約数和(自身を除く): 4870957

約数列:

[1, 11, 17, 73, 187, 803, 1241, 2081, 13651, 22891, 35377, 151913, 389147, 1671043, 2582521, 28407731]

約数ペア:

[(1, 28407731), (11, 2582521), (17, 1671043), (73, 389147), (187, 151913), (803, 35377), (1241, 22891), (2081, 13651)]