16858809

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 27200628

約数和(自身を除く): 10341819

約数列:

[1, 3, 9, 11, 33, 99, 113, 121, 137, 339, 363, 411, 1017, 1089, 1233, 1243, 1507, 3729, 4521, 11187, 13563, 13673, 15481, 16577, 41019, 46443, 49731, 123057, 139329, 149193, 170291, 510873, 1532619, 1873201, 5619603, 16858809]

約数ペア:

[(1, 16858809), (3, 5619603), (9, 1873201), (11, 1532619), (33, 510873), (99, 170291), (113, 149193), (121, 139329), (137, 123057), (339, 49731), (363, 46443), (411, 41019), (1017, 16577), (1089, 15481), (1233, 13673), (1243, 13563), (1507, 11187), (3729, 4521)]