28531797

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 46368000

約数和(自身を除く): 17836203

約数列:

[1, 3, 7, 17, 21, 51, 119, 229, 349, 357, 687, 1047, 1603, 2443, 3893, 4809, 5933, 7329, 11679, 17799, 27251, 41531, 79921, 81753, 124593, 239763, 559447, 1358657, 1678341, 4075971, 9510599, 28531797]

約数ペア:

[(1, 28531797), (3, 9510599), (7, 4075971), (17, 1678341), (21, 1358657), (51, 559447), (119, 239763), (229, 124593), (349, 81753), (357, 79921), (687, 41531), (1047, 27251), (1603, 17799), (2443, 11679), (3893, 7329), (4809, 5933)]