28889539

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2333}}^1$

素因数の和:2430

約数の個数: 16

約数和(自身を含む): 34729920

約数和(自身を除く): 5840381

約数列:

[1, 7, 29, 61, 203, 427, 1769, 2333, 12383, 16331, 67657, 142313, 473599, 996191, 4127077, 28889539]

約数ペア:

[(1, 28889539), (7, 4127077), (29, 996191), (61, 473599), (203, 142313), (427, 67657), (1769, 16331), (2333, 12383)]