289433116

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{26573}}^1$

素因数の和:26973

約数の個数: 24

約数和(自身を含む): 580376160

約数和(自身を除く): 290943044

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 10892, 26573, 53146, 106292, 186011, 372022, 744044, 10336897, 20673794, 41347588, 72358279, 144716558, 289433116]

約数ペア:

[(1, 289433116), (2, 144716558), (4, 72358279), (7, 41347588), (14, 20673794), (28, 10336897), (389, 744044), (778, 372022), (1556, 186011), (2723, 106292), (5446, 53146), (10892, 26573)]