68220292

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{30841}}^1$

素因数の和:30931

約数の個数: 24

約数和(自身を含む): 138172160

約数和(自身を除く): 69951868

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 30841, 61682, 123364, 215887, 431774, 863548, 2436439, 4872878, 9745756, 17055073, 34110146, 68220292]

約数ペア:

[(1, 68220292), (2, 34110146), (4, 17055073), (7, 9745756), (14, 4872878), (28, 2436439), (79, 863548), (158, 431774), (316, 215887), (553, 123364), (1106, 61682), (2212, 30841)]