31477653

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{1697}}^1$

素因数の和:1938

約数の個数: 20

約数和(自身を含む): 47255340

約数和(自身を除く): 15777687

約数列:

[1, 3, 9, 27, 81, 229, 687, 1697, 2061, 5091, 6183, 15273, 18549, 45819, 137457, 388613, 1165839, 3497517, 10492551, 31477653]

約数ペア:

[(1, 31477653), (3, 10492551), (9, 3497517), (27, 1165839), (81, 388613), (229, 137457), (687, 45819), (1697, 18549), (2061, 15273), (5091, 6183)]