289185555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{49307}}^1$

素因数の和:49355

約数の個数: 32

約数和(自身を含む): 511225344

約数和(自身を除く): 222039789

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 49307, 147921, 246535, 739605, 838219, 1134061, 2514657, 3402183, 4191095, 5670305, 12573285, 17010915, 19279037, 57837111, 96395185, 289185555]

約数ペア:

[(1, 289185555), (3, 96395185), (5, 57837111), (15, 19279037), (17, 17010915), (23, 12573285), (51, 5670305), (69, 4191095), (85, 3402183), (115, 2514657), (255, 1134061), (345, 838219), (391, 739605), (1173, 246535), (1955, 147921), (5865, 49307)]