123280605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{391367}}^1$

素因数の和:391385

約数の個数: 24

約数和(自身を含む): 244213632

約数和(自身を除く): 120933027

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 391367, 1174101, 1956835, 2739569, 3522303, 5870505, 8218707, 13697845, 17611515, 24656121, 41093535, 123280605]

約数ペア:

[(1, 123280605), (3, 41093535), (5, 24656121), (7, 17611515), (9, 13697845), (15, 8218707), (21, 5870505), (35, 3522303), (45, 2739569), (63, 1956835), (105, 1174101), (315, 391367)]