57931281

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{23071}}^1$

素因数の和:23114

約数の個数: 20

約数和(自身を含む): 89334784

約数和(自身を除く): 31403503

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 23071, 69213, 207639, 622917, 715201, 1868751, 2145603, 6436809, 19310427, 57931281]

約数ペア:

[(1, 57931281), (3, 19310427), (9, 6436809), (27, 2145603), (31, 1868751), (81, 715201), (93, 622917), (279, 207639), (837, 69213), (2511, 23071)]