87865869

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{45979}}^1$

素因数の和:46009

約数の個数: 24

約数和(自身を含む): 146768160

約数和(自身を除く): 58902291

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 45979, 137937, 321853, 597727, 965559, 1793181, 2252971, 4184089, 6758913, 12552267, 29288623, 87865869]

約数ペア:

[(1, 87865869), (3, 29288623), (7, 12552267), (13, 6758913), (21, 4184089), (39, 2252971), (49, 1793181), (91, 965559), (147, 597727), (273, 321853), (637, 137937), (1911, 45979)]