207263529

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6287}}^1$

素因数の和:6347

約数の個数: 40

約数和(自身を含む): 346946688

約数和(自身を除く): 139683159

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 2997, 3663, 6287, 10989, 18861, 32967, 56583, 69157, 169749, 207471, 232619, 509247, 622413, 697857, 1867239, 2093571, 2558809, 5601717, 6280713, 7676427, 18842139, 23029281, 69087843, 207263529]

約数ペア:

[(1, 207263529), (3, 69087843), (9, 23029281), (11, 18842139), (27, 7676427), (33, 6280713), (37, 5601717), (81, 2558809), (99, 2093571), (111, 1867239), (297, 697857), (333, 622413), (407, 509247), (891, 232619), (999, 207471), (1221, 169749), (2997, 69157), (3663, 56583), (6287, 32967), (10989, 18861)]