12521565

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 25079808

約数和(自身を除く): 12558243

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 313, 315, 381, 635, 889, 939, 1143, 1565, 1905, 2191, 2667, 2817, 4445, 4695, 5715, 6573, 8001, 10955, 13335, 14085, 19719, 32865, 39751, 40005, 98595, 119253, 198755, 278257, 357759, 596265, 834771, 1391285, 1788795, 2504313, 4173855, 12521565]

約数ペア:

[(1, 12521565), (3, 4173855), (5, 2504313), (7, 1788795), (9, 1391285), (15, 834771), (21, 596265), (35, 357759), (45, 278257), (63, 198755), (105, 119253), (127, 98595), (313, 40005), (315, 39751), (381, 32865), (635, 19719), (889, 14085), (939, 13335), (1143, 10955), (1565, 8001), (1905, 6573), (2191, 5715), (2667, 4695), (2817, 4445)]