15225903

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 27795456

約数和(自身を除く): 12569553

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 127, 173, 231, 381, 519, 693, 889, 1143, 1211, 1397, 1557, 1903, 2667, 3633, 4191, 5709, 8001, 9779, 10899, 12573, 13321, 17127, 21971, 29337, 39963, 65913, 88011, 119889, 153797, 197739, 241681, 461391, 725043, 1384173, 1691767, 2175129, 5075301, 15225903]

約数ペア:

[(1, 15225903), (3, 5075301), (7, 2175129), (9, 1691767), (11, 1384173), (21, 725043), (33, 461391), (63, 241681), (77, 197739), (99, 153797), (127, 119889), (173, 88011), (231, 65913), (381, 39963), (519, 29337), (693, 21971), (889, 17127), (1143, 13321), (1211, 12573), (1397, 10899), (1557, 9779), (1903, 8001), (2667, 5709), (3633, 4191)]