420474879

素因数分解:

$3^2\times {\mathrm{11}}^4\times {\mathrm{3191}}^1$

素因数の和:3241

約数の個数: 30

約数和(自身を含む): 668293080

約数和(自身を除く): 247818201

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1331, 3191, 3993, 9573, 11979, 14641, 28719, 35101, 43923, 105303, 131769, 315909, 386111, 1158333, 3474999, 4247221, 12741663, 38224989, 46719431, 140158293, 420474879]

約数ペア:

[(1, 420474879), (3, 140158293), (9, 46719431), (11, 38224989), (33, 12741663), (99, 4247221), (121, 3474999), (363, 1158333), (1089, 386111), (1331, 315909), (3191, 131769), (3993, 105303), (9573, 43923), (11979, 35101), (14641, 28719)]