28132995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170503}}^1$

素因数の和:170522

約数の個数: 16

約数和(自身を含む): 49105152

約数和(自身を除く): 20972157

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 170503, 511509, 852515, 1875533, 2557545, 5626599, 9377665, 28132995]

約数ペア:

[(1, 28132995), (3, 9377665), (5, 5626599), (11, 2557545), (15, 1875533), (33, 852515), (55, 511509), (165, 170503)]