207972279

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 328753152

約数和(自身を除く): 120780873

約数列:

[1, 3, 9, 23, 27, 69, 81, 127, 207, 243, 293, 381, 621, 879, 1143, 1863, 2637, 2921, 3429, 5589, 6739, 7911, 8763, 10287, 20217, 23733, 26289, 30861, 37211, 60651, 71199, 78867, 111633, 181953, 236601, 334899, 545859, 709803, 855853, 1004697, 1637577, 2567559, 3014091, 7702677, 9042273, 23108031, 69324093, 207972279]

約数ペア:

[(1, 207972279), (3, 69324093), (9, 23108031), (23, 9042273), (27, 7702677), (69, 3014091), (81, 2567559), (127, 1637577), (207, 1004697), (243, 855853), (293, 709803), (381, 545859), (621, 334899), (879, 236601), (1143, 181953), (1863, 111633), (2637, 78867), (2921, 71199), (3429, 60651), (5589, 37211), (6739, 30861), (7911, 26289), (8763, 23733), (10287, 20217)]