68902578

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{27539}}^1$

素因数の和:27686

約数の個数: 24

約数和(自身を含む): 150368400

約数和(自身を除く): 81465822

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 27539, 55078, 82617, 165234, 247851, 495702, 3827921, 7655842, 11483763, 22967526, 34451289, 68902578]

約数ペア:

[(1, 68902578), (2, 34451289), (3, 22967526), (6, 11483763), (9, 7655842), (18, 3827921), (139, 495702), (278, 247851), (417, 165234), (834, 82617), (1251, 55078), (2502, 27539)]