90906554

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 144446976

約数和(自身を除く): 53540422

約数列:

[1, 2, 47, 53, 71, 94, 106, 142, 257, 514, 2491, 3337, 3763, 4982, 6674, 7526, 12079, 13621, 18247, 24158, 27242, 36494, 176861, 353722, 640187, 857609, 967091, 1280374, 1715218, 1934182, 45453277, 90906554]

約数ペア:

[(1, 90906554), (2, 45453277), (47, 1934182), (53, 1715218), (71, 1280374), (94, 967091), (106, 857609), (142, 640187), (257, 353722), (514, 176861), (2491, 36494), (3337, 27242), (3763, 24158), (4982, 18247), (6674, 13621), (7526, 12079)]