30210831

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6569}}^1$

素因数の和:6655

約数の個数: 24

約数和(自身を含む): 50562720

約数和(自身を除く): 20351889

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 6569, 19707, 45983, 59121, 137949, 413847, 479537, 1438611, 3356759, 4315833, 10070277, 30210831]

約数ペア:

[(1, 30210831), (3, 10070277), (7, 4315833), (9, 3356759), (21, 1438611), (63, 479537), (73, 413847), (219, 137949), (511, 59121), (657, 45983), (1533, 19707), (4599, 6569)]