28418709

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7621}}^1$

素因数の和:7748

約数の個数: 16

約数和(自身を含む): 41707584

約数和(自身を除く): 13288875

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 7621, 22863, 83831, 251493, 861173, 2583519, 9472903, 28418709]

約数ペア:

[(1, 28418709), (3, 9472903), (11, 2583519), (33, 861173), (113, 251493), (339, 83831), (1243, 22863), (3729, 7621)]