28700735

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43159}}^1$

素因数の和:43190

約数の個数: 16

約数和(自身を含む): 41433600

約数和(自身を除く): 12732865

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 43159, 215795, 302113, 820021, 1510565, 4100105, 5740147, 28700735]

約数ペア:

[(1, 28700735), (5, 5740147), (7, 4100105), (19, 1510565), (35, 820021), (95, 302113), (133, 215795), (665, 43159)]