87742185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7321}}^1$

素因数の和:7393

約数の個数: 32

約数和(自身を含む): 151828992

約数和(自身を除く): 64086807

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 7321, 11985, 21963, 36605, 109815, 124457, 344087, 373371, 622285, 1032261, 1720435, 1866855, 5161305, 5849479, 17548437, 29247395, 87742185]

約数ペア:

[(1, 87742185), (3, 29247395), (5, 17548437), (15, 5849479), (17, 5161305), (47, 1866855), (51, 1720435), (85, 1032261), (141, 622285), (235, 373371), (255, 344087), (705, 124457), (799, 109815), (2397, 36605), (3995, 21963), (7321, 11985)]