213185615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{2549}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 262548000

約数和(自身を除く): 49362385

約数列:

[1, 5, 43, 215, 389, 1945, 2549, 12745, 16727, 83635, 109607, 548035, 991561, 4957805, 42637123, 213185615]

約数ペア:

[(1, 213185615), (5, 42637123), (43, 4957805), (215, 991561), (389, 548035), (1945, 109607), (2549, 83635), (12745, 16727)]