28812651

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2437}}^1$

素因数の和:3010

約数の個数: 16

約数和(自身を含む): 44001024

約数和(自身を除く): 15188373

約数列:

[1, 3, 7, 21, 563, 1689, 2437, 3941, 7311, 11823, 17059, 51177, 1372031, 4116093, 9604217, 28812651]

約数ペア:

[(1, 28812651), (3, 9604217), (7, 4116093), (21, 1372031), (563, 51177), (1689, 17059), (2437, 11823), (3941, 7311)]