28217841

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{19079}}^1$

素因数の和:19128

約数の個数: 16

約数和(自身を含む): 41212800

約数和(自身を除く): 12994959

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 19079, 57237, 324343, 553291, 973029, 1659873, 9405947, 28217841]

約数ペア:

[(1, 28217841), (3, 9405947), (17, 1659873), (29, 973029), (51, 553291), (87, 324343), (493, 57237), (1479, 19079)]