66881843

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3203}}^1$

素因数の和:3386

約数の個数: 16

約数和(自身を含む): 80997120

約数和(自身を除く): 14115277

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 3203, 20881, 22421, 60857, 425999, 502871, 3520097, 9554549, 66881843]

約数ペア:

[(1, 66881843), (7, 9554549), (19, 3520097), (133, 502871), (157, 425999), (1099, 60857), (2983, 22421), (3203, 20881)]