642000965

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{63533}}^1$

素因数の和:63628

約数の個数: 16

約数和(自身を含む): 805102848

約数和(自身を除く): 163101883

約数列:

[1, 5, 43, 47, 215, 235, 2021, 10105, 63533, 317665, 2731919, 2986051, 13659595, 14930255, 128400193, 642000965]

約数ペア:

[(1, 642000965), (5, 128400193), (43, 14930255), (47, 13659595), (215, 2986051), (235, 2731919), (2021, 317665), (10105, 63533)]