166657270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1281979}}^1$

素因数の和:1281999

約数の個数: 16

約数和(自身を含む): 323058960

約数和(自身を除く): 156401690

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1281979, 2563958, 6409895, 12819790, 16665727, 33331454, 83328635, 166657270]

約数ペア:

[(1, 166657270), (2, 83328635), (5, 33331454), (10, 16665727), (13, 12819790), (26, 6409895), (65, 2563958), (130, 1281979)]