12391071

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 21450240

約数和(自身を除く): 9059169

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 79, 97, 147, 231, 237, 291, 539, 553, 679, 869, 1067, 1617, 1659, 2037, 2607, 3201, 3871, 4753, 6083, 7469, 7663, 11613, 14259, 18249, 22407, 22989, 42581, 52283, 53641, 84293, 127743, 156849, 160923, 252879, 375487, 590051, 1126461, 1770153, 4130357, 12391071]

約数ペア:

[(1, 12391071), (3, 4130357), (7, 1770153), (11, 1126461), (21, 590051), (33, 375487), (49, 252879), (77, 160923), (79, 156849), (97, 127743), (147, 84293), (231, 53641), (237, 52283), (291, 42581), (539, 22989), (553, 22407), (679, 18249), (869, 14259), (1067, 11613), (1617, 7663), (1659, 7469), (2037, 6083), (2607, 4753), (3201, 3871)]