121187521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{25127}}^1$

素因数の和:25200

約数の個数: 16

約数和(自身を含む): 151974144

約数和(自身を除く): 30786623

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 25127, 175889, 326651, 1331731, 2286557, 9322117, 17312503, 121187521]

約数ペア:

[(1, 121187521), (7, 17312503), (13, 9322117), (53, 2286557), (91, 1331731), (371, 326651), (689, 175889), (4823, 25127)]