2087865717

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{103457}}^1$

素因数の和:103529

約数の個数: 24

約数和(自身を含む): 3287481408

約数和(自身を除く): 1199615691

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 2883, 6727, 20181, 103457, 310371, 724199, 2172597, 3207167, 9621501, 22450169, 67350507, 99422177, 298266531, 695955239, 2087865717]

約数ペア:

[(1, 2087865717), (3, 695955239), (7, 298266531), (21, 99422177), (31, 67350507), (93, 22450169), (217, 9621501), (651, 3207167), (961, 2172597), (2883, 724199), (6727, 310371), (20181, 103457)]