131438314

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{494129}}^1$

素因数の和:494157

約数の個数: 16

約数和(自身を含む): 237182400

約数和(自身を除く): 105744086

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 494129, 988258, 3458903, 6917806, 9388451, 18776902, 65719157, 131438314]

約数ペア:

[(1, 131438314), (2, 65719157), (7, 18776902), (14, 9388451), (19, 6917806), (38, 3458903), (133, 988258), (266, 494129)]