201331391

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20107}}^1$

素因数の和:20174

約数の個数: 16

約数和(自身を含む): 231644160

約数和(自身を除く): 30312769

約数列:

[1, 17, 19, 31, 323, 527, 589, 10013, 20107, 341819, 382033, 623317, 6494561, 10596389, 11843023, 201331391]

約数ペア:

[(1, 201331391), (17, 11843023), (19, 10596389), (31, 6494561), (323, 623317), (527, 382033), (589, 341819), (10013, 20107)]