288270717

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42499}}^1$

素因数の和:42545

約数の個数: 32

約数和(自身を含む): 489600000

約数和(自身を除く): 201329283

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 42499, 127497, 297493, 722483, 807481, 892479, 2167449, 2422443, 5057381, 5652367, 13727177, 15172143, 16957101, 41181531, 96090239, 288270717]

約数ペア:

[(1, 288270717), (3, 96090239), (7, 41181531), (17, 16957101), (19, 15172143), (21, 13727177), (51, 5652367), (57, 5057381), (119, 2422443), (133, 2167449), (323, 892479), (357, 807481), (399, 722483), (969, 297493), (2261, 127497), (6783, 42499)]