28788109

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2711}}^1$

素因数の和:2796

約数の個数: 16

約数和(自身を含む): 34626816

約数和(自身を除く): 5838707

約数列:

[1, 7, 37, 41, 259, 287, 1517, 2711, 10619, 18977, 100307, 111151, 702149, 778057, 4112587, 28788109]

約数ペア:

[(1, 28788109), (7, 4112587), (37, 778057), (41, 702149), (259, 111151), (287, 100307), (1517, 18977), (2711, 10619)]