155957382021

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239565871}}^1$

素因数の和:239565912

約数の個数: 16

約数和(自身を含む): 245315452928

約数和(自身を除く): 89358070907

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 239565871, 718697613, 1676961097, 5030883291, 7426542001, 22279626003, 51985794007, 155957382021]

約数ペア:

[(1, 155957382021), (3, 51985794007), (7, 22279626003), (21, 7426542001), (31, 5030883291), (93, 1676961097), (217, 718697613), (651, 239565871)]