15500855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4241}}^1$

素因数の和:4306

約数の個数: 16

約数和(自身を含む): 20157984

約数和(自身を除く): 4657129

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 4241, 21205, 72097, 182363, 360485, 911815, 3100171, 15500855]

約数ペア:

[(1, 15500855), (5, 3100171), (17, 911815), (43, 360485), (85, 182363), (215, 72097), (731, 21205), (3655, 4241)]