22909887

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 44448768

約数和(自身を除く): 21538881

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 2543, 3003, 7629, 9009, 17801, 22887, 27973, 33059, 53403, 83919, 99177, 160209, 195811, 231413, 251757, 297531, 363649, 587433, 694239, 1090947, 1762299, 2082717, 2545543, 3272841, 7636629, 22909887]

約数ペア:

[(1, 22909887), (3, 7636629), (7, 3272841), (9, 2545543), (11, 2082717), (13, 1762299), (21, 1090947), (33, 694239), (39, 587433), (63, 363649), (77, 297531), (91, 251757), (99, 231413), (117, 195811), (143, 160209), (231, 99177), (273, 83919), (429, 53403), (693, 33059), (819, 27973), (1001, 22887), (1287, 17801), (2543, 9009), (3003, 7629)]