28512718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 47918304

約数和(自身を除く): 19405586

約数列:

[1, 2, 13, 26, 37, 74, 107, 214, 277, 481, 554, 962, 1391, 2782, 3601, 3959, 7202, 7918, 10249, 20498, 29639, 51467, 59278, 102934, 133237, 266474, 385307, 770614, 1096643, 2193286, 14256359, 28512718]

約数ペア:

[(1, 28512718), (2, 14256359), (13, 2193286), (26, 1096643), (37, 770614), (74, 385307), (107, 266474), (214, 133237), (277, 102934), (481, 59278), (554, 51467), (962, 29639), (1391, 20498), (2782, 10249), (3601, 7918), (3959, 7202)]