9920302065

素因数分解:

$3^4\times 5^1\times {\mathrm{5147}}^1\times {\mathrm{4759}}^1$

素因数の和:9923

約数の個数: 40

約数和(自身を含む): 17790252480

約数和(自身を除く): 7869950415

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4759, 5147, 14277, 15441, 23795, 25735, 42831, 46323, 71385, 77205, 128493, 138969, 214155, 231615, 385479, 416907, 642465, 694845, 1927395, 2084535, 24494573, 73483719, 122472865, 220451157, 367418595, 661353471, 1102255785, 1984060413, 3306767355, 9920302065]

約数ペア:

[(1, 9920302065), (3, 3306767355), (5, 1984060413), (9, 1102255785), (15, 661353471), (27, 367418595), (45, 220451157), (81, 122472865), (135, 73483719), (405, 24494573), (4759, 2084535), (5147, 1927395), (14277, 694845), (15441, 642465), (23795, 416907), (25735, 385479), (42831, 231615), (46323, 214155), (71385, 138969), (77205, 128493)]