8540738

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 16

約数和(自身を含む): 13151160

約数和(自身を除く): 4610422

約数列:

[1, 2, 53, 106, 197, 394, 409, 818, 10441, 20882, 21677, 43354, 80573, 161146, 4270369, 8540738]

約数ペア:

[(1, 8540738), (2, 4270369), (53, 161146), (106, 80573), (197, 43354), (394, 21677), (409, 20882), (818, 10441)]