255413249

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{5021}}^1$

素因数の和:5097

約数の個数: 24

約数和(自身を含む): 323497152

約数和(自身を除く): 68083903

約数列:

[1, 7, 13, 43, 91, 169, 301, 559, 1183, 3913, 5021, 7267, 35147, 50869, 65273, 215903, 456911, 848549, 1511321, 2806739, 5939843, 19647173, 36487607, 255413249]

約数ペア:

[(1, 255413249), (7, 36487607), (13, 19647173), (43, 5939843), (91, 2806739), (169, 1511321), (301, 848549), (559, 456911), (1183, 215903), (3913, 65273), (5021, 50869), (7267, 35147)]