201722221

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4493}}^1$

素因数の和:4668

約数の個数: 16

約数和(自身を含む): 226497600

約数和(自身を除く): 24775379

約数列:

[1, 17, 19, 139, 323, 2363, 2641, 4493, 44897, 76381, 85367, 624527, 1451239, 10616959, 11866013, 201722221]

約数ペア:

[(1, 201722221), (17, 11866013), (19, 10616959), (139, 1451239), (323, 624527), (2363, 85367), (2641, 76381), (4493, 44897)]