101988639

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{21341}}^1$

素因数の和:21412

約数の個数: 20

約数和(自身を含む): 154942920

約数和(自身を除く): 52954281

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 21341, 64023, 192069, 576207, 1259119, 1728621, 3777357, 11332071, 33996213, 101988639]

約数ペア:

[(1, 101988639), (3, 33996213), (9, 11332071), (27, 3777357), (59, 1728621), (81, 1259119), (177, 576207), (531, 192069), (1593, 64023), (4779, 21341)]