12897951

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 20176128

約数和(自身を除く): 7278177

約数列:

[1, 3, 11, 17, 33, 51, 83, 187, 249, 277, 561, 831, 913, 1411, 2739, 3047, 4233, 4709, 9141, 14127, 15521, 22991, 46563, 51799, 68973, 155397, 252901, 390847, 758703, 1172541, 4299317, 12897951]

約数ペア:

[(1, 12897951), (3, 4299317), (11, 1172541), (17, 758703), (33, 390847), (51, 252901), (83, 155397), (187, 68973), (249, 51799), (277, 46563), (561, 22991), (831, 15521), (913, 14127), (1411, 9141), (2739, 4709), (3047, 4233)]