2971311

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 2199729

約数列:

[1, 3, 7, 17, 21, 29, 41, 49, 51, 87, 119, 123, 147, 203, 287, 357, 493, 609, 697, 833, 861, 1189, 1421, 1479, 2009, 2091, 2499, 3451, 3567, 4263, 4879, 6027, 8323, 10353, 14637, 20213, 24157, 24969, 34153, 58261, 60639, 72471, 102459, 141491, 174783, 424473, 990437, 2971311]

約数ペア:

[(1, 2971311), (3, 990437), (7, 424473), (17, 174783), (21, 141491), (29, 102459), (41, 72471), (49, 60639), (51, 58261), (87, 34153), (119, 24969), (123, 24157), (147, 20213), (203, 14637), (287, 10353), (357, 8323), (493, 6027), (609, 4879), (697, 4263), (833, 3567), (861, 3451), (1189, 2499), (1421, 2091), (1479, 2009)]