13325305

素因数分解:

$5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 18784008

約数和(自身を除く): 5458703

約数列:

[1, 5, 7, 35, 49, 137, 245, 397, 685, 959, 1985, 2779, 4795, 6713, 13895, 19453, 33565, 54389, 97265, 271945, 380723, 1903615, 2665061, 13325305]

約数ペア:

[(1, 13325305), (5, 2665061), (7, 1903615), (35, 380723), (49, 271945), (137, 97265), (245, 54389), (397, 33565), (685, 19453), (959, 13895), (1985, 6713), (2779, 4795)]