71871191

素因数分解:

$7^3\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:999

約数の個数: 16

約数和(自身を含む): 84206400

約数和(自身を除く): 12335209

約数列:

[1, 7, 49, 317, 343, 661, 2219, 4627, 15533, 32389, 108731, 209537, 226723, 1466759, 10267313, 71871191]

約数ペア:

[(1, 71871191), (7, 10267313), (49, 1466759), (317, 226723), (343, 209537), (661, 108731), (2219, 32389), (4627, 15533)]