40878165

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63377}}^1$

素因数の和:63428

約数の個数: 16

約数和(自身を含む): 66927168

約数和(自身を除く): 26049003

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 63377, 190131, 316885, 950655, 2725211, 8175633, 13626055, 40878165]

約数ペア:

[(1, 40878165), (3, 13626055), (5, 8175633), (15, 2725211), (43, 950655), (129, 316885), (215, 190131), (645, 63377)]