31727163

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18919}}^1$

素因数の和:18978

約数の個数: 16

約数和(自身を含む): 46618880

約数和(自身を除く): 14891717

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 18919, 56757, 245947, 737841, 813517, 2440551, 10575721, 31727163]

約数ペア:

[(1, 31727163), (3, 10575721), (13, 2440551), (39, 813517), (43, 737841), (129, 245947), (559, 56757), (1677, 18919)]