66464469

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:447

約数の個数: 40

約数和(自身を含む): 103804448

約数和(自身を除く): 37339979

約数列:

[1, 3, 9, 27, 37, 67, 81, 111, 201, 331, 333, 603, 993, 999, 1809, 2479, 2979, 2997, 5427, 7437, 8937, 12247, 22177, 22311, 26811, 36741, 66531, 66933, 110223, 199593, 200799, 330669, 598779, 820549, 992007, 1796337, 2461647, 7384941, 22154823, 66464469]

約数ペア:

[(1, 66464469), (3, 22154823), (9, 7384941), (27, 2461647), (37, 1796337), (67, 992007), (81, 820549), (111, 598779), (201, 330669), (331, 200799), (333, 199593), (603, 110223), (993, 66933), (999, 66531), (1809, 36741), (2479, 26811), (2979, 22311), (2997, 22177), (5427, 12247), (7437, 8937)]