789867

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 1265264

約数和(自身を除く): 475397

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 157, 387, 471, 559, 1413, 1677, 2041, 5031, 6123, 6751, 18369, 20253, 60759, 87763, 263289, 789867]

約数ペア:

[(1, 789867), (3, 263289), (9, 87763), (13, 60759), (39, 20253), (43, 18369), (117, 6751), (129, 6123), (157, 5031), (387, 2041), (471, 1677), (559, 1413)]