320172857

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1\times {\mathrm{1019}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 352512000

約数和(自身を除く): 32339143

約数列:

[1, 19, 23, 437, 719, 1019, 13661, 16537, 19361, 23437, 314203, 445303, 732661, 13920559, 16851203, 320172857]

約数ペア:

[(1, 320172857), (19, 16851203), (23, 13920559), (437, 732661), (719, 445303), (1019, 314203), (13661, 23437), (16537, 19361)]