28076965

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42221}}^1$

素因数の和:42252

約数の個数: 16

約数和(自身を含む): 40533120

約数和(自身を除く): 12456155

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42221, 211105, 295547, 802199, 1477735, 4010995, 5615393, 28076965]

約数ペア:

[(1, 28076965), (5, 5615393), (7, 4010995), (19, 1477735), (35, 802199), (95, 295547), (133, 211105), (665, 42221)]