68970615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{38639}}^1$

素因数の和:38671

約数の個数: 32

約数和(自身を含む): 133539840

約数和(自身を除く): 64569225

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 38639, 115917, 193195, 270473, 579585, 656863, 811419, 1352365, 1970589, 3284315, 4057095, 4598041, 9852945, 13794123, 22990205, 68970615]

約数ペア:

[(1, 68970615), (3, 22990205), (5, 13794123), (7, 9852945), (15, 4598041), (17, 4057095), (21, 3284315), (35, 1970589), (51, 1352365), (85, 811419), (105, 656863), (119, 579585), (255, 270473), (357, 193195), (595, 115917), (1785, 38639)]