2987253

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 4730880

約数和(自身を除く): 1743627

約数列:

[1, 3, 9, 27, 31, 43, 83, 93, 129, 249, 279, 387, 747, 837, 1161, 1333, 2241, 2573, 3569, 3999, 7719, 10707, 11997, 23157, 32121, 35991, 69471, 96363, 110639, 331917, 995751, 2987253]

約数ペア:

[(1, 2987253), (3, 995751), (9, 331917), (27, 110639), (31, 96363), (43, 69471), (83, 35991), (93, 32121), (129, 23157), (249, 11997), (279, 10707), (387, 7719), (747, 3999), (837, 3569), (1161, 2573), (1333, 2241)]