28200051

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 44606016

約数和(自身を除く): 16405965

約数列:

[1, 3, 9, 11, 33, 99, 443, 643, 1329, 1929, 3987, 4873, 5787, 7073, 14619, 21219, 43857, 63657, 284849, 854547, 2563641, 3133339, 9400017, 28200051]

約数ペア:

[(1, 28200051), (3, 9400017), (9, 3133339), (11, 2563641), (33, 854547), (99, 284849), (443, 63657), (643, 43857), (1329, 21219), (1929, 14619), (3987, 7073), (4873, 5787)]