31728309

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2389}}^1$

素因数の和:2644

約数の個数: 16

約数和(自身を含む): 44740800

約数和(自身を除く): 13012491

約数列:

[1, 3, 19, 57, 233, 699, 2389, 4427, 7167, 13281, 45391, 136173, 556637, 1669911, 10576103, 31728309]

約数ペア:

[(1, 31728309), (3, 10576103), (19, 1669911), (57, 556637), (233, 136173), (699, 45391), (2389, 13281), (4427, 7167)]