28778871

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1549}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 41961600

約数和(自身を除く): 13182729

約数列:

[1, 3, 11, 33, 563, 1549, 1689, 4647, 6193, 17039, 18579, 51117, 872087, 2616261, 9592957, 28778871]

約数ペア:

[(1, 28778871), (3, 9592957), (11, 2616261), (33, 872087), (563, 51117), (1549, 18579), (1689, 17039), (4647, 6193)]