64499981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{30817}}^1$

素因数の和:30860

約数の個数: 16

約数和(自身を含む): 82838784

約数和(自身を除く): 18338803

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 30817, 215719, 400621, 708791, 2804347, 4961537, 9214283, 64499981]

約数ペア:

[(1, 64499981), (7, 9214283), (13, 4961537), (23, 2804347), (91, 708791), (161, 400621), (299, 215719), (2093, 30817)]