81731612

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{349}}^1\times {\mathrm{461}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 144883200

約数和(自身を除く): 63151588

約数列:

[1, 2, 4, 127, 254, 349, 461, 508, 698, 922, 1396, 1844, 44323, 58547, 88646, 117094, 160889, 177292, 234188, 321778, 643556, 20432903, 40865806, 81731612]

約数ペア:

[(1, 81731612), (2, 40865806), (4, 20432903), (127, 643556), (254, 321778), (349, 234188), (461, 177292), (508, 160889), (698, 117094), (922, 88646), (1396, 58547), (1844, 44323)]