30758721

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2521}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 48301344

約数和(自身を除く): 17542623

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 2521, 4067, 7563, 12201, 17647, 52941, 123529, 209243, 370587, 627729, 1464701, 4394103, 10252907, 30758721]

約数ペア:

[(1, 30758721), (3, 10252907), (7, 4394103), (21, 1464701), (49, 627729), (83, 370587), (147, 209243), (249, 123529), (581, 52941), (1743, 17647), (2521, 12201), (4067, 7563)]