38961999

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 60727040

約数和(自身を除く): 21765041

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 333, 387, 907, 999, 1161, 1591, 2721, 4773, 8163, 14319, 24489, 33559, 39001, 42957, 100677, 117003, 302031, 351009, 906093, 1053027, 1443037, 4329111, 12987333, 38961999]

約数ペア:

[(1, 38961999), (3, 12987333), (9, 4329111), (27, 1443037), (37, 1053027), (43, 906093), (111, 351009), (129, 302031), (333, 117003), (387, 100677), (907, 42957), (999, 39001), (1161, 33559), (1591, 24489), (2721, 14319), (4773, 8163)]