75690045

素因数分解:

$3^4\times 5^1\times {\mathrm{186889}}^1$

素因数の和:186906

約数の個数: 20

約数和(自身を含む): 135682140

約数和(自身を除く): 59992095

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 186889, 560667, 934445, 1682001, 2803335, 5046003, 8410005, 15138009, 25230015, 75690045]

約数ペア:

[(1, 75690045), (3, 25230015), (5, 15138009), (9, 8410005), (15, 5046003), (27, 2803335), (45, 1682001), (81, 934445), (135, 560667), (405, 186889)]