39854913

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1693}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 65049600

約数和(自身を除く): 25194687

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 1693, 3363, 5079, 7847, 11851, 23541, 32167, 35553, 96501, 99887, 225169, 299661, 675507, 699209, 1897853, 2097627, 5693559, 13284971, 39854913]

約数ペア:

[(1, 39854913), (3, 13284971), (7, 5693559), (19, 2097627), (21, 1897853), (57, 699209), (59, 675507), (133, 299661), (177, 225169), (399, 99887), (413, 96501), (1121, 35553), (1239, 32167), (1693, 23541), (3363, 11851), (5079, 7847)]