1640952019

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1\times {\mathrm{4561}}^1$

素因数の和:5170

約数の個数: 16

約数和(自身を含む): 1897792000

約数和(自身を除く): 256839981

約数列:

[1, 7, 103, 499, 721, 3493, 4561, 31927, 51397, 359779, 469783, 2275939, 3288481, 15931573, 234421717, 1640952019]

約数ペア:

[(1, 1640952019), (7, 234421717), (103, 15931573), (499, 3288481), (721, 2275939), (3493, 469783), (4561, 359779), (31927, 51397)]