1990029

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 2801664

約数和(自身を除く): 811635

約数列:

[1, 3, 23, 69, 151, 191, 453, 573, 3473, 4393, 10419, 13179, 28841, 86523, 663343, 1990029]

約数ペア:

[(1, 1990029), (3, 663343), (23, 86523), (69, 28841), (151, 13179), (191, 10419), (453, 4393), (573, 3473)]