290050389

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 447999552

約数和(自身を除く): 157949163

約数列:

[1, 3, 9, 27, 73, 81, 83, 197, 219, 243, 249, 591, 657, 747, 1773, 1971, 2241, 5319, 5913, 6059, 6723, 14381, 15957, 16351, 17739, 18177, 20169, 43143, 47871, 49053, 54531, 129429, 147159, 163593, 388287, 441477, 490779, 1164861, 1193623, 1324431, 1472337, 3494583, 3580869, 3973293, 10742607, 32227821, 96683463, 290050389]

約数ペア:

[(1, 290050389), (3, 96683463), (9, 32227821), (27, 10742607), (73, 3973293), (81, 3580869), (83, 3494583), (197, 1472337), (219, 1324431), (243, 1193623), (249, 1164861), (591, 490779), (657, 441477), (747, 388287), (1773, 163593), (1971, 147159), (2241, 129429), (5319, 54531), (5913, 49053), (6059, 47871), (6723, 43143), (14381, 20169), (15957, 18177), (16351, 17739)]