2659818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 6320160

約数和(自身を除く): 3660342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 83, 98, 109, 147, 166, 218, 249, 294, 327, 498, 581, 654, 763, 1162, 1526, 1743, 2289, 3486, 4067, 4578, 5341, 8134, 9047, 10682, 12201, 16023, 18094, 24402, 27141, 32046, 54282, 63329, 126658, 189987, 379974, 443303, 886606, 1329909, 2659818]

約数ペア:

[(1, 2659818), (2, 1329909), (3, 886606), (6, 443303), (7, 379974), (14, 189987), (21, 126658), (42, 63329), (49, 54282), (83, 32046), (98, 27141), (109, 24402), (147, 18094), (166, 16023), (218, 12201), (249, 10682), (294, 9047), (327, 8134), (498, 5341), (581, 4578), (654, 4067), (763, 3486), (1162, 2289), (1526, 1743)]