13406890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{27361}}^1$

素因数の和:27382

約数の個数: 24

約数和(自身を含む): 28073412

約数和(自身を除く): 14666522

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 27361, 54722, 136805, 191527, 273610, 383054, 957635, 1340689, 1915270, 2681378, 6703445, 13406890]

約数ペア:

[(1, 13406890), (2, 6703445), (5, 2681378), (7, 1915270), (10, 1340689), (14, 957635), (35, 383054), (49, 273610), (70, 191527), (98, 136805), (245, 54722), (490, 27361)]