861963154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{419651}}^1$

素因数の和:419745

約数の個数: 16

約数和(自身を含む): 1410030720

約数和(自身を除く): 548067566

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 419651, 839302, 5455463, 10910926, 33152429, 66304858, 430981577, 861963154]

約数ペア:

[(1, 861963154), (2, 430981577), (13, 66304858), (26, 33152429), (79, 10910926), (158, 5455463), (1027, 839302), (2054, 419651)]