30900681

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6719}}^1$

素因数の和:6805

約数の個数: 24

約数和(自身を含む): 51717120

約数和(自身を除く): 20816439

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 6719, 20157, 47033, 60471, 141099, 423297, 490487, 1471461, 3433409, 4414383, 10300227, 30900681]

約数ペア:

[(1, 30900681), (3, 10300227), (7, 4414383), (9, 3433409), (21, 1471461), (63, 490487), (73, 423297), (219, 141099), (511, 60471), (657, 47033), (1533, 20157), (4599, 6719)]