15661767

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 23814144

約数和(自身を除く): 8152377

約数列:

[1, 3, 11, 33, 37, 101, 111, 127, 303, 381, 407, 1111, 1221, 1397, 3333, 3737, 4191, 4699, 11211, 12827, 14097, 38481, 41107, 51689, 123321, 141097, 155067, 423291, 474599, 1423797, 5220589, 15661767]

約数ペア:

[(1, 15661767), (3, 5220589), (11, 1423797), (33, 474599), (37, 423291), (101, 155067), (111, 141097), (127, 123321), (303, 51689), (381, 41107), (407, 38481), (1111, 14097), (1221, 12827), (1397, 11211), (3333, 4699), (3737, 4191)]