155571199

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 196007040

約数和(自身を除く): 40435841

約数列:

[1, 7, 17, 37, 89, 119, 259, 397, 623, 629, 1513, 2779, 3293, 4403, 6749, 10591, 14689, 23051, 35333, 47243, 55981, 102823, 247331, 249713, 391867, 600661, 1307321, 1747991, 4204627, 9151247, 22224457, 155571199]

約数ペア:

[(1, 155571199), (7, 22224457), (17, 9151247), (37, 4204627), (89, 1747991), (119, 1307321), (259, 600661), (397, 391867), (623, 249713), (629, 247331), (1513, 102823), (2779, 55981), (3293, 47243), (4403, 35333), (6749, 23051), (10591, 14689)]