68867216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{391291}}^1$

素因数の和:391310

約数の個数: 20

約数和(自身を含む): 145560624

約数和(自身を除く): 76693408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 391291, 782582, 1565164, 3130328, 4304201, 6260656, 8608402, 17216804, 34433608, 68867216]

約数ペア:

[(1, 68867216), (2, 34433608), (4, 17216804), (8, 8608402), (11, 6260656), (16, 4304201), (22, 3130328), (44, 1565164), (88, 782582), (176, 391291)]