42640286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{10861}}^1$

素因数の和:11027

約数の個数: 16

約数和(自身を含む): 69343008

約数和(自身を除く): 26702722

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 10861, 21722, 141193, 282386, 1640011, 3280022, 21320143, 42640286]

約数ペア:

[(1, 42640286), (2, 21320143), (13, 3280022), (26, 1640011), (151, 282386), (302, 141193), (1963, 21722), (3926, 10861)]