220075317

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{6481}}^1$

素因数の和:6519

約数の個数: 48

約数和(自身を含む): 404476800

約数和(自身を除く): 184401483

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 693, 1029, 1617, 3087, 3773, 4851, 6481, 11319, 19443, 33957, 45367, 58329, 71291, 136101, 213873, 317569, 408303, 499037, 641619, 952707, 1497111, 2222983, 2858121, 3493259, 4491333, 6668949, 10479777, 20006847, 24452813, 31439331, 73358439, 220075317]

約数ペア:

[(1, 220075317), (3, 73358439), (7, 31439331), (9, 24452813), (11, 20006847), (21, 10479777), (33, 6668949), (49, 4491333), (63, 3493259), (77, 2858121), (99, 2222983), (147, 1497111), (231, 952707), (343, 641619), (441, 499037), (539, 408303), (693, 317569), (1029, 213873), (1617, 136101), (3087, 71291), (3773, 58329), (4851, 45367), (6481, 33957), (11319, 19443)]