64801009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3137}}^1$

素因数の和:3384

約数の個数: 16

約数和(自身を含む): 80131968

約数和(自身を除く): 15330959

約数列:

[1, 7, 13, 91, 227, 1589, 2951, 3137, 20657, 21959, 40781, 285467, 712099, 4984693, 9257287, 64801009]

約数ペア:

[(1, 64801009), (7, 9257287), (13, 4984693), (91, 712099), (227, 285467), (1589, 40781), (2951, 21959), (3137, 20657)]