212657922

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{166399}}^1$

素因数の和:166478

約数の個数: 24

約数和(自身を含む): 467251200

約数和(自身を除く): 254593278

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 166399, 332798, 499197, 998394, 1497591, 2995182, 11814329, 23628658, 35442987, 70885974, 106328961, 212657922]

約数ペア:

[(1, 212657922), (2, 106328961), (3, 70885974), (6, 35442987), (9, 23628658), (18, 11814329), (71, 2995182), (142, 1497591), (213, 998394), (426, 499197), (639, 332798), (1278, 166399)]