86838399

素因数分解:

$3^4\times {\mathrm{647}}^1\times {\mathrm{1657}}^1$

素因数の和:2316

約数の個数: 20

約数和(自身を含む): 130000464

約数和(自身を除く): 43162065

約数列:

[1, 3, 9, 27, 81, 647, 1657, 1941, 4971, 5823, 14913, 17469, 44739, 52407, 134217, 1072079, 3216237, 9648711, 28946133, 86838399]

約数ペア:

[(1, 86838399), (3, 28946133), (9, 9648711), (27, 3216237), (81, 1072079), (647, 134217), (1657, 52407), (1941, 44739), (4971, 17469), (5823, 14913)]