28726107

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13099}}^1$

素因数の和:13162

約数の個数: 16

約数和(自身を含む): 41500800

約数和(自身を除く): 12774693

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 13099, 39297, 222683, 563257, 668049, 1689771, 9575369, 28726107]

約数ペア:

[(1, 28726107), (3, 9575369), (17, 1689771), (43, 668049), (51, 563257), (129, 222683), (731, 39297), (2193, 13099)]