30820779

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18313}}^1$

素因数の和:18347

約数の個数: 24

約数和(自身を含む): 51425712

約数和(自身を除く): 20604933

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 18313, 54939, 164817, 201443, 311321, 604329, 933963, 1812987, 2801889, 3424531, 10273593, 30820779]

約数ペア:

[(1, 30820779), (3, 10273593), (9, 3424531), (11, 2801889), (17, 1812987), (33, 933963), (51, 604329), (99, 311321), (153, 201443), (187, 164817), (561, 54939), (1683, 18313)]