252756045

素因数分解:

$3^4\times 5^1\times {\mathrm{624089}}^1$

素因数の和:624106

約数の個数: 20

約数和(自身を含む): 453089340

約数和(自身を除く): 200333295

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 624089, 1872267, 3120445, 5616801, 9361335, 16850403, 28084005, 50551209, 84252015, 252756045]

約数ペア:

[(1, 252756045), (3, 84252015), (5, 50551209), (9, 28084005), (15, 16850403), (27, 9361335), (45, 5616801), (81, 3120445), (135, 1872267), (405, 624089)]