197702979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{769}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 283464720

約数和(自身を除く): 85761741

約数列:

[1, 3, 17, 51, 71, 213, 769, 1207, 2307, 3621, 5041, 13073, 15123, 39219, 54599, 85697, 163797, 257091, 928183, 2784549, 3876529, 11629587, 65900993, 197702979]

約数ペア:

[(1, 197702979), (3, 65900993), (17, 11629587), (51, 3876529), (71, 2784549), (213, 928183), (769, 257091), (1207, 163797), (2307, 85697), (3621, 54599), (5041, 39219), (13073, 15123)]