2638946023

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1\times {\mathrm{7639}}^1$

素因数の和:10566

約数の個数: 16

約数和(自身を含む): 3194864640

約数和(自身を除く): 555918617

約数列:

[1, 7, 17, 119, 2903, 7639, 20321, 49351, 53473, 129863, 345457, 909041, 22176017, 155232119, 376992289, 2638946023]

約数ペア:

[(1, 2638946023), (7, 376992289), (17, 155232119), (119, 22176017), (2903, 909041), (7639, 345457), (20321, 129863), (49351, 53473)]