1330665003

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{443999}}^1$

素因数の和:444048

約数の個数: 20

約数和(自身を含む): 2041512000

約数和(自身を除く): 710846997

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 443999, 1331997, 3995991, 11987973, 16427963, 35963919, 49283889, 147851667, 443555001, 1330665003]

約数ペア:

[(1, 1330665003), (3, 443555001), (9, 147851667), (27, 49283889), (37, 35963919), (81, 16427963), (111, 11987973), (333, 3995991), (999, 1331997), (2997, 443999)]