7645239

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2164

約数の個数: 32

約数和(自身を含む): 13632000

約数和(自身を除く): 5986761

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 2129, 3591, 6387, 14903, 19161, 40451, 44709, 57483, 121353, 134127, 283157, 364059, 402381, 849471, 1092177, 2548413, 7645239]

約数ペア:

[(1, 7645239), (3, 2548413), (7, 1092177), (9, 849471), (19, 402381), (21, 364059), (27, 283157), (57, 134127), (63, 121353), (133, 57483), (171, 44709), (189, 40451), (399, 19161), (513, 14903), (1197, 6387), (2129, 3591)]