12999945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 25280640

約数和(自身を除く): 12280695

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 769, 805, 1127, 2307, 2415, 3381, 3845, 5383, 5635, 11535, 16149, 16905, 17687, 26915, 37681, 53061, 80745, 88435, 113043, 123809, 188405, 265305, 371427, 565215, 619045, 866663, 1857135, 2599989, 4333315, 12999945]

約数ペア:

[(1, 12999945), (3, 4333315), (5, 2599989), (7, 1857135), (15, 866663), (21, 619045), (23, 565215), (35, 371427), (49, 265305), (69, 188405), (105, 123809), (115, 113043), (147, 88435), (161, 80745), (245, 53061), (345, 37681), (483, 26915), (735, 17687), (769, 16905), (805, 16149), (1127, 11535), (2307, 5635), (2415, 5383), (3381, 3845)]