80120439

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{10687}}^1$

素因数の和:10724

約数の個数: 36

約数和(自身を含む): 142556544

約数和(自身を除く): 62436105

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 10687, 32061, 74809, 96183, 181679, 224427, 523663, 545037, 673281, 1271753, 1570989, 1635111, 3815259, 4712967, 8902271, 11445777, 26706813, 80120439]

約数ペア:

[(1, 80120439), (3, 26706813), (7, 11445777), (9, 8902271), (17, 4712967), (21, 3815259), (49, 1635111), (51, 1570989), (63, 1271753), (119, 673281), (147, 545037), (153, 523663), (357, 224427), (441, 181679), (833, 96183), (1071, 74809), (2499, 32061), (7497, 10687)]