71387678

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 108131760

約数和(自身を除く): 36744082

約数列:

[1, 2, 197, 394, 409, 443, 818, 886, 80573, 87271, 161146, 174542, 181187, 362374, 35693839, 71387678]

約数ペア:

[(1, 71387678), (2, 35693839), (197, 362374), (394, 181187), (409, 174542), (443, 161146), (818, 87271), (886, 80573)]