28407526

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28579}}^1$

素因数の和:28659

約数の個数: 16

約数和(自身を含む): 49386240

約数和(自身を除く): 20978714

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28579, 57158, 200053, 400106, 2029109, 4058218, 14203763, 28407526]

約数ペア:

[(1, 28407526), (2, 14203763), (7, 4058218), (14, 2029109), (71, 400106), (142, 200053), (497, 57158), (994, 28579)]