30580557

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10949}}^1$

素因数の和:10985

約数の個数: 24

約数和(自身を含む): 49932000

約数和(自身を除く): 19351443

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 10949, 32847, 76643, 208031, 229929, 536501, 624093, 1456217, 1609503, 4368651, 10193519, 30580557]

約数ペア:

[(1, 30580557), (3, 10193519), (7, 4368651), (19, 1609503), (21, 1456217), (49, 624093), (57, 536501), (133, 229929), (147, 208031), (399, 76643), (931, 32847), (2793, 10949)]