16044021

素因数分解:

$3^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 28217280

約数和(自身を除く): 12173259

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 67, 147, 181, 189, 201, 441, 469, 543, 603, 1267, 1323, 1407, 1629, 1809, 3283, 3801, 4221, 4887, 8869, 9849, 11403, 12127, 12663, 26607, 29547, 34209, 36381, 79821, 84889, 88641, 109143, 239463, 254667, 327429, 594223, 764001, 1782669, 2292003, 5348007, 16044021]

約数ペア:

[(1, 16044021), (3, 5348007), (7, 2292003), (9, 1782669), (21, 764001), (27, 594223), (49, 327429), (63, 254667), (67, 239463), (147, 109143), (181, 88641), (189, 84889), (201, 79821), (441, 36381), (469, 34209), (543, 29547), (603, 26607), (1267, 12663), (1323, 12127), (1407, 11403), (1629, 9849), (1809, 8869), (3283, 4887), (3801, 4221)]