49882898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{21557}}^1$

素因数の和:21661

約数の個数: 16

約数和(自身を含む): 81489240

約数和(自身を除く): 31606342

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 21557, 43114, 280241, 560482, 1918573, 3837146, 24941449, 49882898]

約数ペア:

[(1, 49882898), (2, 24941449), (13, 3837146), (26, 1918573), (89, 560482), (178, 280241), (1157, 43114), (2314, 21557)]