81289274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{217351}}^1$

素因数の和:217381

約数の個数: 16

約数和(自身を含む): 140844096

約数和(自身を除く): 59554822

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 217351, 434702, 2390861, 3694967, 4781722, 7389934, 40644637, 81289274]

約数ペア:

[(1, 81289274), (2, 40644637), (11, 7389934), (17, 4781722), (22, 3694967), (34, 2390861), (187, 434702), (374, 217351)]