30812661

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16381}}^1$

素因数の和:16417

約数の個数: 24

約数和(自身を含む): 51111840

約数和(自身を除く): 20299179

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 16381, 49143, 147429, 180191, 311239, 540573, 933717, 1621719, 2801151, 3423629, 10270887, 30812661]

約数ペア:

[(1, 30812661), (3, 10270887), (9, 3423629), (11, 2801151), (19, 1621719), (33, 933717), (57, 540573), (99, 311239), (171, 180191), (209, 147429), (627, 49143), (1881, 16381)]