2988279

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 5143040

約数和(自身を除く): 2154761

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 163, 189, 291, 489, 679, 873, 1141, 1467, 2037, 2619, 3423, 4401, 6111, 10269, 15811, 18333, 30807, 47433, 110677, 142299, 332031, 426897, 996093, 2988279]

約数ペア:

[(1, 2988279), (3, 996093), (7, 426897), (9, 332031), (21, 142299), (27, 110677), (63, 47433), (97, 30807), (163, 18333), (189, 15811), (291, 10269), (489, 6111), (679, 4401), (873, 3423), (1141, 2619), (1467, 2037)]