18401383

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 25546752

約数和(自身を除く): 7145369

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 593, 1001, 2387, 2821, 4151, 4433, 6523, 7709, 18383, 31031, 45661, 53963, 84799, 128681, 202213, 238979, 593593, 1415491, 1672853, 2628769, 18401383]

約数ペア:

[(1, 18401383), (7, 2628769), (11, 1672853), (13, 1415491), (31, 593593), (77, 238979), (91, 202213), (143, 128681), (217, 84799), (341, 53963), (403, 45661), (593, 31031), (1001, 18383), (2387, 7709), (2821, 6523), (4151, 4433)]