12216876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 33707520

約数和(自身を除く): 21490644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 263, 294, 316, 474, 526, 553, 588, 789, 948, 1052, 1106, 1578, 1659, 1841, 2212, 3156, 3318, 3682, 3871, 5523, 6636, 7364, 7742, 11046, 11613, 12887, 15484, 20777, 22092, 23226, 25774, 38661, 41554, 46452, 51548, 62331, 77322, 83108, 124662, 145439, 154644, 249324, 290878, 436317, 581756, 872634, 1018073, 1745268, 2036146, 3054219, 4072292, 6108438, 12216876]

約数ペア:

[(1, 12216876), (2, 6108438), (3, 4072292), (4, 3054219), (6, 2036146), (7, 1745268), (12, 1018073), (14, 872634), (21, 581756), (28, 436317), (42, 290878), (49, 249324), (79, 154644), (84, 145439), (98, 124662), (147, 83108), (158, 77322), (196, 62331), (237, 51548), (263, 46452), (294, 41554), (316, 38661), (474, 25774), (526, 23226), (553, 22092), (588, 20777), (789, 15484), (948, 12887), (1052, 11613), (1106, 11046), (1578, 7742), (1659, 7364), (1841, 6636), (2212, 5523), (3156, 3871), (3318, 3682)]