31237887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3257}}^1$

素因数の和:3422

約数の個数: 16

約数和(自身を含む): 43787520

約数和(自身を除く): 12549633

約数列:

[1, 3, 23, 69, 139, 417, 3197, 3257, 9591, 9771, 74911, 224733, 452723, 1358169, 10412629, 31237887]

約数ペア:

[(1, 31237887), (3, 10412629), (23, 1358169), (69, 452723), (139, 224733), (417, 74911), (3197, 9771), (3257, 9591)]