23486729

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 28531008

約数和(自身を除く): 5044279

約数列:

[1, 7, 43, 49, 71, 157, 301, 497, 1099, 2107, 3053, 3479, 6751, 7693, 11147, 21371, 47257, 78029, 149597, 330799, 479321, 546203, 3355247, 23486729]

約数ペア:

[(1, 23486729), (7, 3355247), (43, 546203), (49, 479321), (71, 330799), (157, 149597), (301, 78029), (497, 47257), (1099, 21371), (2107, 11147), (3053, 7693), (3479, 6751)]