2021188715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{15161}}^1$

素因数の和:15479

約数の個数: 32

約数和(自身を含む): 2995526016

約数和(自身を除く): 974337301

約数列:

[1, 5, 7, 13, 35, 65, 91, 293, 455, 1465, 2051, 3809, 10255, 15161, 19045, 26663, 75805, 106127, 133315, 197093, 530635, 985465, 1379651, 4442173, 6898255, 22210865, 31095211, 57748249, 155476055, 288741245, 404237743, 2021188715]

約数ペア:

[(1, 2021188715), (5, 404237743), (7, 288741245), (13, 155476055), (35, 57748249), (65, 31095211), (91, 22210865), (293, 6898255), (455, 4442173), (1465, 1379651), (2051, 985465), (3809, 530635), (10255, 197093), (15161, 133315), (19045, 106127), (26663, 75805)]