81162182

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{140419}}^1$

素因数の和:140455

約数の個数: 12

約数和(自身を含む): 129326820

約数和(自身を除く): 48164638

約数列:

[1, 2, 17, 34, 289, 578, 140419, 280838, 2387123, 4774246, 40581091, 81162182]

約数ペア:

[(1, 81162182), (2, 40581091), (17, 4774246), (34, 2387123), (289, 280838), (578, 140419)]