81577186

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1398

約数の個数: 24

約数和(自身を含む): 131242500

約数和(自身を除く): 49665314

約数列:

[1, 2, 17, 34, 113, 226, 289, 578, 1249, 1921, 2498, 3842, 21233, 32657, 42466, 65314, 141137, 282274, 360961, 721922, 2399329, 4798658, 40788593, 81577186]

約数ペア:

[(1, 81577186), (2, 40788593), (17, 4798658), (34, 2399329), (113, 721922), (226, 360961), (289, 282274), (578, 141137), (1249, 65314), (1921, 42466), (2498, 32657), (3842, 21233)]