12987548

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 28651392

約数和(自身を除く): 15663844

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 49, 67, 86, 92, 98, 134, 161, 172, 196, 268, 301, 322, 469, 602, 644, 938, 989, 1127, 1204, 1541, 1876, 1978, 2107, 2254, 2881, 3082, 3283, 3956, 4214, 4508, 5762, 6164, 6566, 6923, 8428, 10787, 11524, 13132, 13846, 20167, 21574, 27692, 40334, 43148, 48461, 66263, 75509, 80668, 96922, 132526, 141169, 151018, 193844, 265052, 282338, 302036, 463841, 564676, 927682, 1855364, 3246887, 6493774, 12987548]

約数ペア:

[(1, 12987548), (2, 6493774), (4, 3246887), (7, 1855364), (14, 927682), (23, 564676), (28, 463841), (43, 302036), (46, 282338), (49, 265052), (67, 193844), (86, 151018), (92, 141169), (98, 132526), (134, 96922), (161, 80668), (172, 75509), (196, 66263), (268, 48461), (301, 43148), (322, 40334), (469, 27692), (602, 21574), (644, 20167), (938, 13846), (989, 13132), (1127, 11524), (1204, 10787), (1541, 8428), (1876, 6923), (1978, 6566), (2107, 6164), (2254, 5762), (2881, 4508), (3082, 4214), (3283, 3956)]