12789049

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 16978248

約数和(自身を除く): 4189199

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1181, 1547, 8267, 10829, 15353, 20077, 57869, 107471, 140539, 261001, 752297, 983773, 1827007, 12789049]

約数ペア:

[(1, 12789049), (7, 1827007), (13, 983773), (17, 752297), (49, 261001), (91, 140539), (119, 107471), (221, 57869), (637, 20077), (833, 15353), (1181, 10829), (1547, 8267)]