28744235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2713}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 37388064

約数和(自身を除く): 8643829

約数列:

[1, 5, 13, 65, 163, 815, 2119, 2713, 10595, 13565, 35269, 176345, 442219, 2211095, 5748847, 28744235]

約数ペア:

[(1, 28744235), (5, 5748847), (13, 2211095), (65, 442219), (163, 176345), (815, 35269), (2119, 13565), (2713, 10595)]