12318855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 8209785

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 269, 355, 645, 807, 1065, 1345, 3053, 4035, 9159, 11567, 15265, 19099, 34701, 45795, 57297, 57835, 95495, 173505, 286485, 821257, 2463771, 4106285, 12318855]

約数ペア:

[(1, 12318855), (3, 4106285), (5, 2463771), (15, 821257), (43, 286485), (71, 173505), (129, 95495), (213, 57835), (215, 57297), (269, 45795), (355, 34701), (645, 19099), (807, 15265), (1065, 11567), (1345, 9159), (3053, 4035)]