9721445

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3301}}^1$

素因数の和:3356

約数の個数: 16

約数和(自身を含む): 12679680

約数和(自身を除く): 2958235

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 3301, 16505, 62719, 102331, 313595, 511655, 1944289, 9721445]

約数ペア:

[(1, 9721445), (5, 1944289), (19, 511655), (31, 313595), (95, 102331), (155, 62719), (589, 16505), (2945, 3301)]