78112269

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{15809}}^1$

素因数の和:15882

約数の個数: 20

約数和(自身を含む): 118606620

約数和(自身を除く): 40494351

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 15809, 47427, 142281, 426843, 964349, 1280529, 2893047, 8679141, 26037423, 78112269]

約数ペア:

[(1, 78112269), (3, 26037423), (9, 8679141), (27, 2893047), (61, 1280529), (81, 964349), (183, 426843), (549, 142281), (1647, 47427), (4941, 15809)]