71662486

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 125199360

約数和(自身を除く): 53536874

約数列:

[1, 2, 7, 14, 109, 151, 218, 302, 311, 622, 763, 1057, 1526, 2114, 2177, 4354, 16459, 32918, 33899, 46961, 67798, 93922, 115213, 230426, 237293, 328727, 474586, 657454, 5118749, 10237498, 35831243, 71662486]

約数ペア:

[(1, 71662486), (2, 35831243), (7, 10237498), (14, 5118749), (109, 657454), (151, 474586), (218, 328727), (302, 237293), (311, 230426), (622, 115213), (763, 93922), (1057, 67798), (1526, 46961), (2114, 33899), (2177, 32918), (4354, 16459)]