65791999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5519}}^1$

素因数の和:5670

約数の個数: 16

約数和(自身を含む): 81607680

約数和(自身を除く): 15815681

約数列:

[1, 7, 13, 91, 131, 917, 1703, 5519, 11921, 38633, 71747, 502229, 722989, 5060923, 9398857, 65791999]

約数ペア:

[(1, 65791999), (7, 9398857), (13, 5060923), (91, 722989), (131, 502229), (917, 71747), (1703, 38633), (5519, 11921)]