402781

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 16

約数和(自身を含む): 475200

約数和(自身を除く): 72419

約数列:

[1, 17, 19, 29, 43, 323, 493, 551, 731, 817, 1247, 9367, 13889, 21199, 23693, 402781]

約数ペア:

[(1, 402781), (17, 23693), (19, 21199), (29, 13889), (43, 9367), (323, 1247), (493, 817), (551, 731)]