17220593

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 20378880

約数和(自身を除く): 3158287

約数列:

[1, 13, 19, 31, 169, 173, 247, 403, 589, 2249, 3211, 3287, 5239, 5363, 7657, 29237, 42731, 69719, 99541, 101897, 555503, 906347, 1324661, 17220593]

約数ペア:

[(1, 17220593), (13, 1324661), (19, 906347), (31, 555503), (169, 101897), (173, 99541), (247, 69719), (403, 42731), (589, 29237), (2249, 7657), (3211, 5363), (3287, 5239)]