85171779

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11173}}^1$

素因数の和:11208

約数の個数: 36

約数和(自身を含む): 154558768

約数和(自身を除く): 69386989

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 7623, 11173, 33519, 78211, 100557, 122903, 234633, 368709, 703899, 860321, 1106127, 1351933, 2580963, 4055799, 7742889, 9463531, 12167397, 28390593, 85171779]

約数ペア:

[(1, 85171779), (3, 28390593), (7, 12167397), (9, 9463531), (11, 7742889), (21, 4055799), (33, 2580963), (63, 1351933), (77, 1106127), (99, 860321), (121, 703899), (231, 368709), (363, 234633), (693, 122903), (847, 100557), (1089, 78211), (2541, 33519), (7623, 11173)]