3355247

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 16

約数和(自身を含む): 4004352

約数和(自身を除く): 649105

約数列:

[1, 7, 43, 71, 157, 301, 497, 1099, 3053, 6751, 11147, 21371, 47257, 78029, 479321, 3355247]

約数ペア:

[(1, 3355247), (7, 479321), (43, 78029), (71, 47257), (157, 21371), (301, 11147), (497, 6751), (1099, 3053)]