85681505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{188311}}^1$

素因数の和:188336

約数の個数: 16

約数和(自身を含む): 126545664

約数和(自身を除く): 40864159

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 188311, 941555, 1318177, 2448043, 6590885, 12240215, 17136301, 85681505]

約数ペア:

[(1, 85681505), (5, 17136301), (7, 12240215), (13, 6590885), (35, 2448043), (65, 1318177), (91, 941555), (455, 188311)]