260054307

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{139589}}^1$

素因数の和:139624

約数の個数: 20

約数和(自身を含む): 405369360

約数和(自身を除く): 145315053

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 139589, 418767, 1256301, 3210547, 3768903, 9631641, 11306709, 28894923, 86684769, 260054307]

約数ペア:

[(1, 260054307), (3, 86684769), (9, 28894923), (23, 11306709), (27, 9631641), (69, 3768903), (81, 3210547), (207, 1256301), (621, 418767), (1863, 139589)]