201939829

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5197}}^1$

素因数の和:5285

約数の個数: 24

約数和(自身を含む): 257176248

約数和(自身を除く): 55236419

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 5197, 5551, 36379, 38857, 67561, 254653, 317017, 472927, 2219119, 3310489, 4121221, 15533833, 28848547, 201939829]

約数ペア:

[(1, 201939829), (7, 28848547), (13, 15533833), (49, 4121221), (61, 3310489), (91, 2219119), (427, 472927), (637, 317017), (793, 254653), (2989, 67561), (5197, 38857), (5551, 36379)]