31394398

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{2939}}^1$

素因数の和:3064

約数の個数: 24

約数和(自身を含む): 55301400

約数和(自身を除く): 23907002

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 2939, 5341, 5878, 10682, 20573, 41146, 144011, 288022, 320351, 640702, 2242457, 4484914, 15697199, 31394398]

約数ペア:

[(1, 31394398), (2, 15697199), (7, 4484914), (14, 2242457), (49, 640702), (98, 320351), (109, 288022), (218, 144011), (763, 41146), (1526, 20573), (2939, 10682), (5341, 5878)]