199271569

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 244028160

約数和(自身を除く): 44756591

約数列:

[1, 7, 17, 119, 137, 289, 719, 959, 2023, 2329, 5033, 12223, 16303, 39593, 85561, 98503, 207791, 277151, 689521, 1454537, 1674551, 11721857, 28467367, 199271569]

約数ペア:

[(1, 199271569), (7, 28467367), (17, 11721857), (119, 1674551), (137, 1454537), (289, 689521), (719, 277151), (959, 207791), (2023, 98503), (2329, 85561), (5033, 39593), (12223, 16303)]