28163949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{1187}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 41057280

約数和(自身を除く): 12893331

約数列:

[1, 3, 11, 33, 719, 1187, 2157, 3561, 7909, 13057, 23727, 39171, 853453, 2560359, 9387983, 28163949]

約数ペア:

[(1, 28163949), (3, 9387983), (11, 2560359), (33, 853453), (719, 39171), (1187, 23727), (2157, 13057), (3561, 7909)]