13175855

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4889}}^1$

素因数の和:4919

約数の個数: 24

約数和(自身を含む): 20068560

約数和(自身を除く): 6892705

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 4889, 24445, 34223, 53779, 171115, 239561, 268895, 376453, 1197805, 1882265, 2635171, 13175855]

約数ペア:

[(1, 13175855), (5, 2635171), (7, 1882265), (11, 1197805), (35, 376453), (49, 268895), (55, 239561), (77, 171115), (245, 53779), (385, 34223), (539, 24445), (2695, 4889)]