127972089

素因数分解:

$3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1571}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 217313280

約数和(自身を除く): 89341191

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 431, 1293, 1571, 3017, 3879, 4713, 9051, 10997, 11637, 14139, 27153, 32991, 42417, 81459, 98973, 296919, 677101, 2031303, 4739707, 6093909, 14219121, 18281727, 42657363, 127972089]

約数ペア:

[(1, 127972089), (3, 42657363), (7, 18281727), (9, 14219121), (21, 6093909), (27, 4739707), (63, 2031303), (189, 677101), (431, 296919), (1293, 98973), (1571, 81459), (3017, 42417), (3879, 32991), (4713, 27153), (9051, 14139), (10997, 11637)]