28753791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8627}}^1$

素因数の和:8742

約数の個数: 16

約数和(自身を含む): 42242688

約数和(自身を除く): 13488897

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 8627, 25881, 94897, 284691, 871327, 2613981, 9584597, 28753791]

約数ペア:

[(1, 28753791), (3, 9584597), (11, 2613981), (33, 871327), (101, 284691), (303, 94897), (1111, 25881), (3333, 8627)]