81720099

素因数分解:

$3^2\times {\mathrm{1481}}^1\times {\mathrm{6131}}^1$

素因数の和:7618

約数の個数: 12

約数和(自身を含む): 118139112

約数和(自身を除く): 36419013

約数列:

[1, 3, 9, 1481, 4443, 6131, 13329, 18393, 55179, 9080011, 27240033, 81720099]

約数ペア:

[(1, 81720099), (3, 27240033), (9, 9080011), (1481, 55179), (4443, 18393), (6131, 13329)]