66855285

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{212239}}^1$

素因数の和:212257

約数の個数: 24

約数和(自身を含む): 132437760

約数和(自身を除く): 65582475

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 212239, 636717, 1061195, 1485673, 1910151, 3183585, 4457019, 7428365, 9550755, 13371057, 22285095, 66855285]

約数ペア:

[(1, 66855285), (3, 22285095), (5, 13371057), (7, 9550755), (9, 7428365), (15, 4457019), (21, 3183585), (35, 1910151), (45, 1485673), (63, 1061195), (105, 636717), (315, 212239)]