12531519

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 24665472

約数和(自身を除く): 12133953

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 107, 117, 143, 169, 231, 273, 321, 429, 507, 693, 749, 819, 963, 1001, 1177, 1183, 1287, 1391, 1521, 1859, 2247, 3003, 3531, 3549, 4173, 5577, 6741, 8239, 9009, 9737, 10593, 10647, 12519, 13013, 15301, 16731, 18083, 24717, 29211, 39039, 45903, 54249, 74151, 87633, 107107, 117117, 126581, 137709, 162747, 198913, 321321, 379743, 596739, 963963, 1139229, 1392391, 1790217, 4177173, 12531519]

約数ペア:

[(1, 12531519), (3, 4177173), (7, 1790217), (9, 1392391), (11, 1139229), (13, 963963), (21, 596739), (33, 379743), (39, 321321), (63, 198913), (77, 162747), (91, 137709), (99, 126581), (107, 117117), (117, 107107), (143, 87633), (169, 74151), (231, 54249), (273, 45903), (321, 39039), (429, 29211), (507, 24717), (693, 18083), (749, 16731), (819, 15301), (963, 13013), (1001, 12519), (1177, 10647), (1183, 10593), (1287, 9737), (1391, 9009), (1521, 8239), (1859, 6741), (2247, 5577), (3003, 4173), (3531, 3549)]