218920051

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{8311}}^1$

素因数の和:8442

約数の個数: 16

約数和(自身を含む): 258536448

約数和(自身を除く): 39616397

約数列:

[1, 7, 53, 71, 371, 497, 3763, 8311, 26341, 58177, 440483, 590081, 3083381, 4130567, 31274293, 218920051]

約数ペア:

[(1, 218920051), (7, 31274293), (53, 4130567), (71, 3083381), (371, 590081), (497, 440483), (3763, 58177), (8311, 26341)]