215697503

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{10093}}^1$

素因数の和:10214

約数の個数: 16

約数和(自身を含む): 255822336

約数和(自身を除く): 40124833

約数列:

[1, 7, 43, 71, 301, 497, 3053, 10093, 21371, 70651, 433999, 716603, 3037993, 5016221, 30813929, 215697503]

約数ペア:

[(1, 215697503), (7, 30813929), (43, 5016221), (71, 3037993), (301, 716603), (497, 433999), (3053, 70651), (10093, 21371)]