139540959

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{13831}}^1$

素因数の和:13915

約数の個数: 24

約数和(自身を含む): 215779200

約数和(自身を除く): 76238241

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 10089, 13831, 41493, 124479, 262789, 788367, 816029, 2365101, 2448087, 7344261, 15504551, 46513653, 139540959]

約数ペア:

[(1, 139540959), (3, 46513653), (9, 15504551), (19, 7344261), (57, 2448087), (59, 2365101), (171, 816029), (177, 788367), (531, 262789), (1121, 124479), (3363, 41493), (10089, 13831)]