78519939

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{3547}}^1$

素因数の和:3754

約数の個数: 16

約数和(自身を含む): 107632128

約数和(自身を除く): 29112189

約数列:

[1, 3, 47, 141, 157, 471, 3547, 7379, 10641, 22137, 166709, 500127, 556879, 1670637, 26173313, 78519939]

約数ペア:

[(1, 78519939), (3, 26173313), (47, 1670637), (141, 556879), (157, 500127), (471, 166709), (3547, 22137), (7379, 10641)]