71558416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{144271}}^1$

素因数の和:144310

約数の個数: 20

約数和(自身を含む): 143117824

約数和(自身を除く): 71559408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 144271, 288542, 577084, 1154168, 2308336, 4472401, 8944802, 17889604, 35779208, 71558416]

約数ペア:

[(1, 71558416), (2, 35779208), (4, 17889604), (8, 8944802), (16, 4472401), (31, 2308336), (62, 1154168), (124, 577084), (248, 288542), (496, 144271)]