520080399

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{12107}}^1$

素因数の和:12196

約数の個数: 32

約数和(自身を含む): 809783040

約数和(自身を除く): 289702641

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 333, 387, 999, 1161, 1591, 4773, 12107, 14319, 36321, 42957, 108963, 326889, 447959, 520601, 1343877, 1561803, 4031631, 4685409, 12094893, 14056227, 19262237, 57786711, 173360133, 520080399]

約数ペア:

[(1, 520080399), (3, 173360133), (9, 57786711), (27, 19262237), (37, 14056227), (43, 12094893), (111, 4685409), (129, 4031631), (333, 1561803), (387, 1343877), (999, 520601), (1161, 447959), (1591, 326889), (4773, 108963), (12107, 42957), (14319, 36321)]