139142689

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{1291}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 161861760

約数和(自身を除く): 22719071

約数列:

[1, 7, 89, 173, 623, 1211, 1291, 9037, 15397, 107779, 114899, 223343, 804293, 1563401, 19877527, 139142689]

約数ペア:

[(1, 139142689), (7, 19877527), (89, 1563401), (173, 804293), (623, 223343), (1211, 114899), (1291, 107779), (9037, 15397)]