28242305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62071}}^1$

素因数の和:62096

約数の個数: 16

約数和(自身を含む): 41712384

約数和(自身を除く): 13470079

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 62071, 310355, 434497, 806923, 2172485, 4034615, 5648461, 28242305]

約数ペア:

[(1, 28242305), (5, 5648461), (7, 4034615), (13, 2172485), (35, 806923), (65, 434497), (91, 310355), (455, 62071)]