18780525

素因数分解:

$3^3\times 5^2\times {\mathrm{27823}}^1$

素因数の和:27842

約数の個数: 24

約数和(自身を含む): 34501760

約数和(自身を除く): 15721235

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 27823, 83469, 139115, 250407, 417345, 695575, 751221, 1252035, 2086725, 3756105, 6260175, 18780525]

約数ペア:

[(1, 18780525), (3, 6260175), (5, 3756105), (9, 2086725), (15, 1252035), (25, 751221), (27, 695575), (45, 417345), (75, 250407), (135, 139115), (225, 83469), (675, 27823)]