12779937

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9281}}^1$

素因数の和:9310

約数の個数: 20

約数和(自身を含む): 20216196

約数和(自身を除く): 7436259

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9281, 27843, 83529, 157777, 250587, 473331, 751761, 1419993, 4259979, 12779937]

約数ペア:

[(1, 12779937), (3, 4259979), (9, 1419993), (17, 751761), (27, 473331), (51, 250587), (81, 157777), (153, 83529), (459, 27843), (1377, 9281)]