28722673

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:130

約数の個数: 36

約数和(自身を含む): 37533132

約数和(自身を除く): 8810459

約数列:

[1, 7, 17, 29, 41, 49, 119, 203, 287, 493, 697, 833, 841, 1189, 1421, 2009, 3451, 4879, 5887, 8323, 14297, 20213, 24157, 34153, 34481, 41209, 58261, 100079, 141491, 241367, 586177, 700553, 990437, 1689569, 4103239, 28722673]

約数ペア:

[(1, 28722673), (7, 4103239), (17, 1689569), (29, 990437), (41, 700553), (49, 586177), (119, 241367), (203, 141491), (287, 100079), (493, 58261), (697, 41209), (833, 34481), (841, 34153), (1189, 24157), (1421, 20213), (2009, 14297), (3451, 8323), (4879, 5887)]