28705197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9227}}^1$

素因数の和:9308

約数の個数: 16

約数和(自身を含む): 41193792

約数和(自身を除く): 12488595

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 9227, 27681, 156859, 470577, 562847, 1688541, 9568399, 28705197]

約数ペア:

[(1, 28705197), (3, 9568399), (17, 1688541), (51, 562847), (61, 470577), (183, 156859), (1037, 27681), (3111, 9227)]