198339905

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1\times {\mathrm{1039}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 241962240

約数和(自身を除く): 43622335

約数列:

[1, 5, 73, 365, 523, 1039, 2615, 5195, 38179, 75847, 190895, 379235, 543397, 2716985, 39667981, 198339905]

約数ペア:

[(1, 198339905), (5, 39667981), (73, 2716985), (365, 543397), (523, 379235), (1039, 190895), (2615, 75847), (5195, 38179)]