28726347

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38767}}^1$

素因数の和:38802

約数の個数: 16

約数和(自身を含む): 43420160

約数和(自身を除く): 14693813

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 38767, 116301, 503971, 736573, 1511913, 2209719, 9575449, 28726347]

約数ペア:

[(1, 28726347), (3, 9575449), (13, 2209719), (19, 1511913), (39, 736573), (57, 503971), (247, 116301), (741, 38767)]