644356181521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{2083387}}^1$

素因数の和:2084080

約数の個数: 16

約数和(自身を含む): 713785395904

約数和(自身を除く): 69429214383

約数列:

[1, 13, 37, 481, 643, 8359, 23791, 309283, 2083387, 27084031, 77085319, 1002109147, 1339617841, 17415031933, 49565860117, 644356181521]

約数ペア:

[(1, 644356181521), (13, 49565860117), (37, 17415031933), (481, 1339617841), (643, 1002109147), (8359, 77085319), (23791, 27084031), (309283, 2083387)]