17961307

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6367}}^1$

素因数の和:6418

約数の個数: 16

約数和(自身を含む): 22822912

約数和(自身を除く): 4861605

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6367, 44569, 82771, 197377, 579397, 1381639, 2565901, 17961307]

約数ペア:

[(1, 17961307), (7, 2565901), (13, 1381639), (31, 579397), (91, 197377), (217, 82771), (403, 44569), (2821, 6367)]