278919453

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{5479}}^1$

素因数の和:5792

約数の個数: 16

約数和(自身を含む): 378777600

約数和(自身を除く): 99858147

約数列:

[1, 3, 71, 213, 239, 717, 5479, 16437, 16969, 50907, 389009, 1167027, 1309481, 3928443, 92973151, 278919453]

約数ペア:

[(1, 278919453), (3, 92973151), (71, 3928443), (213, 1309481), (239, 1167027), (717, 389009), (5479, 50907), (16437, 16969)]