405432981

素因数分解:

$3^2\times {\mathrm{2551}}^1\times {\mathrm{17659}}^1$

素因数の和:20216

約数の個数: 12

約数和(自身を含む): 585888160

約数和(自身を除く): 180455179

約数列:

[1, 3, 9, 2551, 7653, 17659, 22959, 52977, 158931, 45048109, 135144327, 405432981]

約数ペア:

[(1, 405432981), (3, 135144327), (9, 45048109), (2551, 158931), (7653, 52977), (17659, 22959)]