68390212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{1559}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 130777920

約数和(自身を除く): 62387708

約数列:

[1, 2, 4, 11, 22, 44, 997, 1559, 1994, 3118, 3988, 6236, 10967, 17149, 21934, 34298, 43868, 68596, 1554323, 3108646, 6217292, 17097553, 34195106, 68390212]

約数ペア:

[(1, 68390212), (2, 34195106), (4, 17097553), (11, 6217292), (22, 3108646), (44, 1554323), (997, 68596), (1559, 43868), (1994, 34298), (3118, 21934), (3988, 17149), (6236, 10967)]