47991765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 84103488

約数和(自身を除く): 36111723

約数列:

[1, 3, 5, 15, 17, 51, 53, 67, 85, 159, 201, 255, 265, 335, 795, 901, 1005, 1139, 2703, 2809, 3417, 3551, 4505, 5695, 8427, 10653, 13515, 14045, 17085, 17755, 42135, 47753, 53265, 60367, 143259, 181101, 188203, 238765, 301835, 564609, 716295, 905505, 941015, 2823045, 3199451, 9598353, 15997255, 47991765]

約数ペア:

[(1, 47991765), (3, 15997255), (5, 9598353), (15, 3199451), (17, 2823045), (51, 941015), (53, 905505), (67, 716295), (85, 564609), (159, 301835), (201, 238765), (255, 188203), (265, 181101), (335, 143259), (795, 60367), (901, 53265), (1005, 47753), (1139, 42135), (2703, 17755), (2809, 17085), (3417, 14045), (3551, 13515), (4505, 10653), (5695, 8427)]