71811352

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{40253}}^1$

素因数の和:40482

約数の個数: 16

約数和(自身を含む): 135253440

約数和(自身を除く): 63442088

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 40253, 80506, 161012, 322024, 8976419, 17952838, 35905676, 71811352]

約数ペア:

[(1, 71811352), (2, 35905676), (4, 17952838), (8, 8976419), (223, 322024), (446, 161012), (892, 80506), (1784, 40253)]