56251755

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 115026912

約数和(自身を除く): 58775157

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 97, 105, 147, 245, 263, 291, 315, 441, 485, 679, 735, 789, 873, 1315, 1455, 1841, 2037, 2205, 2367, 3395, 3945, 4365, 4753, 5523, 6111, 9205, 10185, 11835, 12887, 14259, 16569, 23765, 25511, 27615, 30555, 38661, 42777, 64435, 71295, 76533, 82845, 115983, 127555, 178577, 193305, 213885, 229599, 382665, 535731, 579915, 892885, 1147995, 1250039, 1607193, 2678655, 3750117, 6250195, 8035965, 11250351, 18750585, 56251755]

約数ペア:

[(1, 56251755), (3, 18750585), (5, 11250351), (7, 8035965), (9, 6250195), (15, 3750117), (21, 2678655), (35, 1607193), (45, 1250039), (49, 1147995), (63, 892885), (97, 579915), (105, 535731), (147, 382665), (245, 229599), (263, 213885), (291, 193305), (315, 178577), (441, 127555), (485, 115983), (679, 82845), (735, 76533), (789, 71295), (873, 64435), (1315, 42777), (1455, 38661), (1841, 30555), (2037, 27615), (2205, 25511), (2367, 23765), (3395, 16569), (3945, 14259), (4365, 12887), (4753, 11835), (5523, 10185), (6111, 9205)]