1804356729

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{29741}}^1$

素因数の和:29867

約数の個数: 40

約数和(自身を含む): 3109347648

約数和(自身を除く): 1304990919

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 567, 749, 963, 2247, 2889, 6741, 8667, 20223, 29741, 60669, 89223, 208187, 267669, 624561, 803007, 1873683, 2409021, 3182287, 5621049, 9546861, 16863147, 22276009, 28640583, 66828027, 85921749, 200484081, 257765247, 601452243, 1804356729]

約数ペア:

[(1, 1804356729), (3, 601452243), (7, 257765247), (9, 200484081), (21, 85921749), (27, 66828027), (63, 28640583), (81, 22276009), (107, 16863147), (189, 9546861), (321, 5621049), (567, 3182287), (749, 2409021), (963, 1873683), (2247, 803007), (2889, 624561), (6741, 267669), (8667, 208187), (20223, 89223), (29741, 60669)]