157306513

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5743}}^1$

素因数の和:5813

約数の個数: 24

約数和(自身を含む): 201683328

約数和(自身を除く): 44376815

約数列:

[1, 7, 13, 43, 49, 91, 301, 559, 637, 2107, 3913, 5743, 27391, 40201, 74659, 246949, 281407, 522613, 1728643, 3210337, 3658291, 12100501, 22472359, 157306513]

約数ペア:

[(1, 157306513), (7, 22472359), (13, 12100501), (43, 3658291), (49, 3210337), (91, 1728643), (301, 522613), (559, 281407), (637, 246949), (2107, 74659), (3913, 40201), (5743, 27391)]