65331279

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{20681}}^1$

素因数の和:20709

約数の個数: 24

約数和(自身を含む): 105395472

約数和(自身を除く): 40064193

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 20681, 62043, 186129, 268853, 558387, 806559, 1675161, 2419677, 5025483, 7259031, 21777093, 65331279]

約数ペア:

[(1, 65331279), (3, 21777093), (9, 7259031), (13, 5025483), (27, 2419677), (39, 1675161), (81, 806559), (117, 558387), (243, 268853), (351, 186129), (1053, 62043), (3159, 20681)]