9991545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28961}}^1$

素因数の和:28992

約数の個数: 16

約数和(自身を含む): 16682112

約数和(自身を除く): 6690567

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 28961, 86883, 144805, 434415, 666103, 1998309, 3330515, 9991545]

約数ペア:

[(1, 9991545), (3, 3330515), (5, 1998309), (15, 666103), (23, 434415), (69, 144805), (115, 86883), (345, 28961)]