646331349

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{57467}}^1$

素因数の和:57656

約数の個数: 16

約数和(自身を含む): 904776192

約数和(自身を除く): 258444843

約数列:

[1, 3, 23, 69, 163, 489, 3749, 11247, 57467, 172401, 1321741, 3965223, 9367121, 28101363, 215443783, 646331349]

約数ペア:

[(1, 646331349), (3, 215443783), (23, 28101363), (69, 9367121), (163, 3965223), (489, 1321741), (3749, 172401), (11247, 57467)]