2720577585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{64157}}^1$

素因数の和:64433

約数の個数: 32

約数和(自身を含む): 4767196032

約数和(自身を除く): 2046618447

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 257, 771, 1285, 2827, 3855, 8481, 14135, 42405, 64157, 192471, 320785, 705727, 962355, 2117181, 3528635, 10585905, 16488349, 49465047, 82441745, 181371839, 247325235, 544115517, 906859195, 2720577585]

約数ペア:

[(1, 2720577585), (3, 906859195), (5, 544115517), (11, 247325235), (15, 181371839), (33, 82441745), (55, 49465047), (165, 16488349), (257, 10585905), (771, 3528635), (1285, 2117181), (2827, 962355), (3855, 705727), (8481, 320785), (14135, 192471), (42405, 64157)]