1891208697

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3105433}}^1$

素因数の和:3105472

約数の個数: 16

約数和(自身を含む): 2981216640

約数和(自身を除く): 1090007943

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 3105433, 9316299, 21738031, 65214093, 90057557, 270172671, 630402899, 1891208697]

約数ペア:

[(1, 1891208697), (3, 630402899), (7, 270172671), (21, 90057557), (29, 65214093), (87, 21738031), (203, 9316299), (609, 3105433)]