2681427

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 4678560

約数和(自身を除く): 1997133

約数列:

[1, 3, 7, 17, 21, 29, 37, 49, 51, 87, 111, 119, 147, 203, 259, 357, 493, 609, 629, 777, 833, 1073, 1421, 1479, 1813, 1887, 2499, 3219, 3451, 4263, 4403, 5439, 7511, 10353, 13209, 18241, 22533, 24157, 30821, 52577, 54723, 72471, 92463, 127687, 157731, 383061, 893809, 2681427]

約数ペア:

[(1, 2681427), (3, 893809), (7, 383061), (17, 157731), (21, 127687), (29, 92463), (37, 72471), (49, 54723), (51, 52577), (87, 30821), (111, 24157), (119, 22533), (147, 18241), (203, 13209), (259, 10353), (357, 7511), (493, 5439), (609, 4403), (629, 4263), (777, 3451), (833, 3219), (1073, 2499), (1421, 1887), (1479, 1813)]