72190035

素因数分解:

$3^4\times 5^1\times {\mathrm{178247}}^1$

素因数の和:178264

約数の個数: 20

約数和(自身を含む): 129408048

約数和(自身を除く): 57218013

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 178247, 534741, 891235, 1604223, 2673705, 4812669, 8021115, 14438007, 24063345, 72190035]

約数ペア:

[(1, 72190035), (3, 24063345), (5, 14438007), (9, 8021115), (15, 4812669), (27, 2673705), (45, 1604223), (81, 891235), (135, 534741), (405, 178247)]