217391067

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{16007}}^1$

素因数の和:16519

約数の個数: 16

約数和(自身を含む): 322721280

約数和(自身を除く): 105330213

約数列:

[1, 3, 9, 27, 503, 1509, 4527, 13581, 16007, 48021, 144063, 432189, 8051521, 24154563, 72463689, 217391067]

約数ペア:

[(1, 217391067), (3, 72463689), (9, 24154563), (27, 8051521), (503, 432189), (1509, 144063), (4527, 48021), (13581, 16007)]