13978545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 25955328

約数和(自身を除く): 11976783

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 1987, 2345, 5961, 7035, 9935, 13909, 29805, 41727, 69545, 133129, 208635, 399387, 665645, 931903, 1996935, 2795709, 4659515, 13978545]

約数ペア:

[(1, 13978545), (3, 4659515), (5, 2795709), (7, 1996935), (15, 931903), (21, 665645), (35, 399387), (67, 208635), (105, 133129), (201, 69545), (335, 41727), (469, 29805), (1005, 13909), (1407, 9935), (1987, 7035), (2345, 5961)]