40265631

素因数分解:

$3^2\times 7^1\times {\mathrm{639137}}^1$

素因数の和:639150

約数の個数: 12

約数和(自身を含む): 66470352

約数和(自身を除く): 26204721

約数列:

[1, 3, 7, 9, 21, 63, 639137, 1917411, 4473959, 5752233, 13421877, 40265631]

約数ペア:

[(1, 40265631), (3, 13421877), (7, 5752233), (9, 4473959), (21, 1917411), (63, 639137)]