86945752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{639307}}^1$

素因数の和:639330

約数の個数: 16

約数和(自身を含む): 172613160

約数和(自身を除く): 85667408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 639307, 1278614, 2557228, 5114456, 10868219, 21736438, 43472876, 86945752]

約数ペア:

[(1, 86945752), (2, 43472876), (4, 21736438), (8, 10868219), (17, 5114456), (34, 2557228), (68, 1278614), (136, 639307)]