247665093

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{9907}}^1$

素因数の和:10564

約数の個数: 16

約数和(自身を含む): 356212416

約数和(自身を除く): 108547323

約数列:

[1, 3, 13, 39, 641, 1923, 8333, 9907, 24999, 29721, 128791, 386373, 6350387, 19051161, 82555031, 247665093]

約数ペア:

[(1, 247665093), (3, 82555031), (13, 19051161), (39, 6350387), (641, 386373), (1923, 128791), (8333, 29721), (9907, 24999)]