667739907

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{877}}^1\times {\mathrm{2729}}^1$

素因数の和:3643

約数の個数: 24

約数和(自身を含む): 997127040

約数和(自身を除く): 329387133

約数列:

[1, 3, 9, 31, 93, 279, 877, 2631, 2729, 7893, 8187, 24561, 27187, 81561, 84599, 244683, 253797, 761391, 2393333, 7179999, 21539997, 74193323, 222579969, 667739907]

約数ペア:

[(1, 667739907), (3, 222579969), (9, 74193323), (31, 21539997), (93, 7179999), (279, 2393333), (877, 761391), (2631, 253797), (2729, 244683), (7893, 84599), (8187, 81561), (24561, 27187)]