12518788545

素因数分解:

$3^4\times 5^1\times {\mathrm{30910589}}^1$

素因数の和:30910606

約数の個数: 20

約数和(自身を含む): 22441088340

約数和(自身を除く): 9922299795

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30910589, 92731767, 154552945, 278195301, 463658835, 834585903, 1390976505, 2503757709, 4172929515, 12518788545]

約数ペア:

[(1, 12518788545), (3, 4172929515), (5, 2503757709), (9, 1390976505), (15, 834585903), (27, 463658835), (45, 278195301), (81, 154552945), (135, 92731767), (405, 30910589)]