738261999

素因数分解:

$3^3\times {\mathrm{37}}^2\times {\mathrm{19973}}^1$

素因数の和:20056

約数の個数: 24

約数和(自身を含む): 1124136720

約数和(自身を除く): 385874721

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1369, 4107, 12321, 19973, 36963, 59919, 179757, 539271, 739001, 2217003, 6651009, 19953027, 27343037, 82029111, 246087333, 738261999]

約数ペア:

[(1, 738261999), (3, 246087333), (9, 82029111), (27, 27343037), (37, 19953027), (111, 6651009), (333, 2217003), (999, 739001), (1369, 539271), (4107, 179757), (12321, 59919), (19973, 36963)]