28156755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170647}}^1$

素因数の和:170666

約数の個数: 16

約数和(自身を含む): 49146624

約数和(自身を除く): 20989869

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 170647, 511941, 853235, 1877117, 2559705, 5631351, 9385585, 28156755]

約数ペア:

[(1, 28156755), (3, 9385585), (5, 5631351), (11, 2559705), (15, 1877117), (33, 853235), (55, 511941), (165, 170647)]