16812189

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 24897600

約数和(自身を除く): 8085411

約数列:

[1, 3, 9, 89, 139, 151, 267, 417, 453, 801, 1251, 1359, 12371, 13439, 20989, 37113, 40317, 62967, 111339, 120951, 188901, 1868021, 5604063, 16812189]

約数ペア:

[(1, 16812189), (3, 5604063), (9, 1868021), (89, 188901), (139, 120951), (151, 111339), (267, 62967), (417, 40317), (453, 37113), (801, 20989), (1251, 13439), (1359, 12371)]