1640197107

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{32713}}^1$

素因数の和:33344

約数の個数: 20

約数和(自身を含む): 2454204280

約数和(自身を除く): 814007173

約数列:

[1, 3, 9, 27, 81, 619, 1857, 5571, 16713, 32713, 50139, 98139, 294417, 883251, 2649753, 20249347, 60748041, 182244123, 546732369, 1640197107]

約数ペア:

[(1, 1640197107), (3, 546732369), (9, 182244123), (27, 60748041), (81, 20249347), (619, 2649753), (1857, 883251), (5571, 294417), (16713, 98139), (32713, 50139)]