40382715

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20551}}^1$

素因数の和:20690

約数の個数: 16

約数和(自身を含む): 65108736

約数和(自身を除く): 24726021

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 20551, 61653, 102755, 308265, 2692181, 8076543, 13460905, 40382715]

約数ペア:

[(1, 40382715), (3, 13460905), (5, 8076543), (15, 2692181), (131, 308265), (393, 102755), (655, 61653), (1965, 20551)]