131026977

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{37619}}^1$

素因数の和:37674

約数の個数: 20

約数和(自身を含む): 200288880

約数和(自身を除く): 69261903

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 37619, 112857, 338571, 1015713, 1617617, 3047139, 4852851, 14558553, 43675659, 131026977]

約数ペア:

[(1, 131026977), (3, 43675659), (9, 14558553), (27, 4852851), (43, 3047139), (81, 1617617), (129, 1015713), (387, 338571), (1161, 112857), (3483, 37619)]