28013695

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2251}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 35671680

約数和(自身を除く): 7657985

約数列:

[1, 5, 19, 95, 131, 655, 2251, 2489, 11255, 12445, 42769, 213845, 294881, 1474405, 5602739, 28013695]

約数ペア:

[(1, 28013695), (5, 5602739), (19, 1474405), (95, 294881), (131, 213845), (655, 42769), (2251, 12445), (2489, 11255)]