81876309

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1\times {\mathrm{1061}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 113166720

約数和(自身を除く): 31290411

約数列:

[1, 3, 29, 87, 887, 1061, 2661, 3183, 25723, 30769, 77169, 92307, 941107, 2823321, 27292103, 81876309]

約数ペア:

[(1, 81876309), (3, 27292103), (29, 2823321), (87, 941107), (887, 92307), (1061, 77169), (2661, 30769), (3183, 25723)]