71531541

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5857}}^1$

素因数の和:5945

約数の個数: 24

約数和(自身を含む): 109661760

約数和(自身を除く): 38130219

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 531, 1357, 4071, 5857, 12213, 17571, 52713, 134711, 345563, 404133, 1036689, 1212399, 3110067, 7947949, 23843847, 71531541]

約数ペア:

[(1, 71531541), (3, 23843847), (9, 7947949), (23, 3110067), (59, 1212399), (69, 1036689), (177, 404133), (207, 345563), (531, 134711), (1357, 52713), (4071, 17571), (5857, 12213)]