78829281

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:315

約数の個数: 40

約数和(自身を含む): 121425920

約数和(自身を除く): 42596639

約数列:

[1, 3, 9, 27, 79, 81, 97, 127, 237, 291, 381, 711, 873, 1143, 2133, 2619, 3429, 6399, 7663, 7857, 10033, 10287, 12319, 22989, 30099, 36957, 68967, 90297, 110871, 206901, 270891, 332613, 620703, 812673, 973201, 997839, 2919603, 8758809, 26276427, 78829281]

約数ペア:

[(1, 78829281), (3, 26276427), (9, 8758809), (27, 2919603), (79, 997839), (81, 973201), (97, 812673), (127, 620703), (237, 332613), (291, 270891), (381, 206901), (711, 110871), (873, 90297), (1143, 68967), (2133, 36957), (2619, 30099), (3429, 22989), (6399, 12319), (7663, 10287), (7857, 10033)]