3988309

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 4607680

約数和(自身を除く): 619371

約数列:

[1, 13, 19, 67, 241, 247, 871, 1273, 3133, 4579, 16147, 16549, 59527, 209911, 306793, 3988309]

約数ペア:

[(1, 3988309), (13, 306793), (19, 209911), (67, 59527), (241, 16549), (247, 16147), (871, 4579), (1273, 3133)]