91971045

素因数分解:

$3^4\times 5^1\times {\mathrm{227089}}^1$

素因数の和:227106

約数の個数: 20

約数和(自身を含む): 164867340

約数和(自身を除く): 72896295

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 227089, 681267, 1135445, 2043801, 3406335, 6131403, 10219005, 18394209, 30657015, 91971045]

約数ペア:

[(1, 91971045), (3, 30657015), (5, 18394209), (9, 10219005), (15, 6131403), (27, 3406335), (45, 2043801), (81, 1135445), (135, 681267), (405, 227089)]