121280975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 160458480

約数和(自身を除く): 39177505

約数列:

[1, 5, 17, 25, 85, 139, 425, 695, 2053, 2363, 3475, 10265, 11815, 34901, 51325, 59075, 174505, 285367, 872525, 1426835, 4851239, 7134175, 24256195, 121280975]

約数ペア:

[(1, 121280975), (5, 24256195), (17, 7134175), (25, 4851239), (85, 1426835), (139, 872525), (425, 285367), (695, 174505), (2053, 59075), (2363, 51325), (3475, 34901), (10265, 11815)]