2047173115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1\times {\mathrm{991}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 2696827392

約数和(自身を除く): 649654277

約数列:

[1, 5, 13, 61, 65, 305, 521, 793, 991, 2605, 3965, 4955, 6773, 12883, 31781, 33865, 60451, 64415, 158905, 302255, 413153, 516311, 785863, 2065765, 2581555, 3929315, 6712043, 31494971, 33560215, 157474855, 409434623, 2047173115]

約数ペア:

[(1, 2047173115), (5, 409434623), (13, 157474855), (61, 33560215), (65, 31494971), (305, 6712043), (521, 3929315), (793, 2581555), (991, 2065765), (2605, 785863), (3965, 516311), (4955, 413153), (6773, 302255), (12883, 158905), (31781, 64415), (33865, 60451)]