386301987

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{28109}}^1$

素因数の和:28627

約数の個数: 16

約数和(自身を含む): 573444000

約数和(自身を除く): 187142013

約数列:

[1, 3, 9, 27, 509, 1527, 4581, 13743, 28109, 84327, 252981, 758943, 14307481, 42922443, 128767329, 386301987]

約数ペア:

[(1, 386301987), (3, 128767329), (9, 42922443), (27, 14307481), (509, 758943), (1527, 252981), (4581, 84327), (13743, 28109)]