206730945

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{33533}}^1$

素因数の和:33681

約数の個数: 24

約数和(自身を含む): 360959976

約数和(自身を除く): 154229031

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 33533, 100599, 167665, 301797, 502995, 1508985, 4594021, 13782063, 22970105, 41346189, 68910315, 206730945]

約数ペア:

[(1, 206730945), (3, 68910315), (5, 41346189), (9, 22970105), (15, 13782063), (45, 4594021), (137, 1508985), (411, 502995), (685, 301797), (1233, 167665), (2055, 100599), (6165, 33533)]