28206312

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{16553}}^1$

素因数の和:16633

約数の個数: 32

約数和(自身を含む): 71513280

約数和(自身を除く): 43306968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 16553, 33106, 49659, 66212, 99318, 132424, 198636, 397272, 1175263, 2350526, 3525789, 4701052, 7051578, 9402104, 14103156, 28206312]

約数ペア:

[(1, 28206312), (2, 14103156), (3, 9402104), (4, 7051578), (6, 4701052), (8, 3525789), (12, 2350526), (24, 1175263), (71, 397272), (142, 198636), (213, 132424), (284, 99318), (426, 66212), (568, 49659), (852, 33106), (1704, 16553)]