28905933

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 48755520

約数和(自身を除く): 19849587

約数列:

[1, 3, 7, 17, 21, 43, 49, 51, 119, 129, 147, 269, 301, 357, 731, 807, 833, 903, 1883, 2107, 2193, 2499, 4573, 5117, 5649, 6321, 11567, 13181, 13719, 15351, 32011, 34701, 35819, 39543, 80969, 96033, 107457, 196639, 224077, 242907, 566783, 589917, 672231, 1376473, 1700349, 4129419, 9635311, 28905933]

約数ペア:

[(1, 28905933), (3, 9635311), (7, 4129419), (17, 1700349), (21, 1376473), (43, 672231), (49, 589917), (51, 566783), (119, 242907), (129, 224077), (147, 196639), (269, 107457), (301, 96033), (357, 80969), (731, 39543), (807, 35819), (833, 34701), (903, 32011), (1883, 15351), (2107, 13719), (2193, 13181), (2499, 11567), (4573, 6321), (5117, 5649)]