215855549

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{33409}}^1$

素因数の和:33500

約数の個数: 16

約数和(自身を含む): 269418240

約数和(自身を除く): 53562691

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 33409, 233863, 434317, 2372039, 3040219, 16604273, 30836507, 215855549]

約数ペア:

[(1, 215855549), (7, 30836507), (13, 16604273), (71, 3040219), (91, 2372039), (497, 434317), (923, 233863), (6461, 33409)]