28980045

素因数分解:

$3^3\times 5^1\times {\mathrm{214667}}^1$

素因数の和:214681

約数の個数: 16

約数和(自身を含む): 51520320

約数和(自身を除く): 22540275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 214667, 644001, 1073335, 1932003, 3220005, 5796009, 9660015, 28980045]

約数ペア:

[(1, 28980045), (3, 9660015), (5, 5796009), (9, 3220005), (15, 1932003), (27, 1073335), (45, 644001), (135, 214667)]