8487985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 11797632

約数和(自身を除く): 3309647

約数列:

[1, 5, 11, 37, 43, 55, 97, 185, 215, 407, 473, 485, 1067, 1591, 2035, 2365, 3589, 4171, 5335, 7955, 17501, 17945, 20855, 39479, 45881, 87505, 154327, 197395, 229405, 771635, 1697597, 8487985]

約数ペア:

[(1, 8487985), (5, 1697597), (11, 771635), (37, 229405), (43, 197395), (55, 154327), (97, 87505), (185, 45881), (215, 39479), (407, 20855), (473, 17945), (485, 17501), (1067, 7955), (1591, 5335), (2035, 4171), (2365, 3589)]