27946985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4001}}^1$

素因数の和:4144

約数の個数: 16

約数和(自身を含む): 36882432

約数和(自身を除く): 8935447

約数列:

[1, 5, 11, 55, 127, 635, 1397, 4001, 6985, 20005, 44011, 220055, 508127, 2540635, 5589397, 27946985]

約数ペア:

[(1, 27946985), (5, 5589397), (11, 2540635), (55, 508127), (127, 220055), (635, 44011), (1397, 20005), (4001, 6985)]