81078734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51907}}^1$

素因数の和:51991

約数の個数: 16

約数和(自身を含む): 134545536

約数和(自身を除く): 53466802

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 51907, 103814, 570977, 1141954, 3685397, 7370794, 40539367, 81078734]

約数ペア:

[(1, 81078734), (2, 40539367), (11, 7370794), (22, 3685397), (71, 1141954), (142, 570977), (781, 103814), (1562, 51907)]