2719661

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 3268608

約数和(自身を除く): 548947

約数列:

[1, 7, 31, 83, 151, 217, 581, 1057, 2573, 4681, 12533, 18011, 32767, 87731, 388523, 2719661]

約数ペア:

[(1, 2719661), (7, 388523), (31, 87731), (83, 32767), (151, 18011), (217, 12533), (581, 4681), (1057, 2573)]