81200086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{23509}}^1$

素因数の和:23679

約数の個数: 16

約数和(自身を含む): 133724880

約数和(自身を除く): 52524794

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 23509, 47018, 258599, 517198, 3690913, 7381826, 40600043, 81200086]

約数ペア:

[(1, 81200086), (2, 40600043), (11, 7381826), (22, 3690913), (157, 517198), (314, 258599), (1727, 47018), (3454, 23509)]