65325585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 112952448

約数和(自身を除く): 47626863

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 521, 643, 1563, 1929, 2605, 3215, 6773, 7815, 8359, 9645, 20319, 25077, 33865, 41795, 101595, 125385, 335003, 1005009, 1675015, 4355039, 5025045, 13065117, 21775195, 65325585]

約数ペア:

[(1, 65325585), (3, 21775195), (5, 13065117), (13, 5025045), (15, 4355039), (39, 1675015), (65, 1005009), (195, 335003), (521, 125385), (643, 101595), (1563, 41795), (1929, 33865), (2605, 25077), (3215, 20319), (6773, 9645), (7815, 8359)]