639231336

素因数分解:

$2^3\times 3^2\times {\mathrm{8878213}}^1$

素因数の和:8878225

約数の個数: 24

約数和(自身を含む): 1731251730

約数和(自身を除く): 1092020394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8878213, 17756426, 26634639, 35512852, 53269278, 71025704, 79903917, 106538556, 159807834, 213077112, 319615668, 639231336]

約数ペア:

[(1, 639231336), (2, 319615668), (3, 213077112), (4, 159807834), (6, 106538556), (8, 79903917), (9, 71025704), (12, 53269278), (18, 35512852), (24, 26634639), (36, 17756426), (72, 8878213)]