139780647

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{11279}}^1$

素因数の和:11314

約数の個数: 28

約数和(自身を含む): 221922720

約数和(自身を除く): 82142073

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 11279, 12393, 33837, 101511, 191743, 304533, 575229, 913599, 1725687, 2740797, 5177061, 8222391, 15531183, 46593549, 139780647]

約数ペア:

[(1, 139780647), (3, 46593549), (9, 15531183), (17, 8222391), (27, 5177061), (51, 2740797), (81, 1725687), (153, 913599), (243, 575229), (459, 304533), (729, 191743), (1377, 101511), (4131, 33837), (11279, 12393)]