81772537

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4231}}^1$

素因数の和:4500

約数の個数: 16

約数和(自身を含む): 102380544

約数和(自身を除く): 20608007

約数列:

[1, 7, 11, 77, 251, 1757, 2761, 4231, 19327, 29617, 46541, 325787, 1061981, 7433867, 11681791, 81772537]

約数ペア:

[(1, 81772537), (7, 11681791), (11, 7433867), (77, 1061981), (251, 325787), (1757, 46541), (2761, 29617), (4231, 19327)]