978579459

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2609

約数の個数: 72

約数和(自身を含む): 1743026688

約数和(自身を除く): 764447229

約数列:

[1, 3, 9, 11, 13, 23, 33, 39, 69, 99, 117, 143, 169, 207, 253, 299, 429, 507, 759, 897, 1287, 1521, 1859, 2277, 2543, 2691, 3289, 3887, 5577, 7629, 9867, 11661, 16731, 22887, 27973, 29601, 33059, 34983, 42757, 58489, 83919, 99177, 128271, 175467, 251757, 297531, 363649, 384813, 429767, 526401, 643379, 760357, 1090947, 1289301, 1930137, 2281071, 3272841, 3867903, 4727437, 5790411, 6843213, 8363927, 9884641, 14182311, 25091781, 29653923, 42546933, 75275343, 88961769, 108731051, 326193153, 978579459]

約数ペア:

[(1, 978579459), (3, 326193153), (9, 108731051), (11, 88961769), (13, 75275343), (23, 42546933), (33, 29653923), (39, 25091781), (69, 14182311), (99, 9884641), (117, 8363927), (143, 6843213), (169, 5790411), (207, 4727437), (253, 3867903), (299, 3272841), (429, 2281071), (507, 1930137), (759, 1289301), (897, 1090947), (1287, 760357), (1521, 643379), (1859, 526401), (2277, 429767), (2543, 384813), (2691, 363649), (3289, 297531), (3887, 251757), (5577, 175467), (7629, 128271), (9867, 99177), (11661, 83919), (16731, 58489), (22887, 42757), (27973, 34983), (29601, 33059)]