289328195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{883}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 379670928

約数和(自身を除く): 90342733

約数列:

[1, 5, 13, 65, 71, 355, 883, 923, 4415, 4615, 5041, 11479, 25205, 57395, 62693, 65533, 313465, 327665, 815009, 4075045, 4451203, 22256015, 57865639, 289328195]

約数ペア:

[(1, 289328195), (5, 57865639), (13, 22256015), (65, 4451203), (71, 4075045), (355, 815009), (883, 327665), (923, 313465), (4415, 65533), (4615, 62693), (5041, 57395), (11479, 25205)]