664173853

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{4993}}^1$

素因数の和:5644

約数の個数: 16

約数和(自身を含む): 784976896

約数和(自身を除く): 120803043

約数列:

[1, 7, 31, 217, 613, 4291, 4993, 19003, 34951, 133021, 154783, 1083481, 3060709, 21424963, 94881979, 664173853]

約数ペア:

[(1, 664173853), (7, 94881979), (31, 21424963), (217, 3060709), (613, 1083481), (4291, 154783), (4993, 133021), (19003, 34951)]