289109728

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{127249}}^1$

素因数の和:127330

約数の個数: 24

約数和(自身を含む): 577206000

約数和(自身を除く): 288096272

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 127249, 254498, 508996, 1017992, 2035984, 4071968, 9034679, 18069358, 36138716, 72277432, 144554864, 289109728]

約数ペア:

[(1, 289109728), (2, 144554864), (4, 72277432), (8, 36138716), (16, 18069358), (32, 9034679), (71, 4071968), (142, 2035984), (284, 1017992), (568, 508996), (1136, 254498), (2272, 127249)]