2045172857

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{977149}}^1$

素因数の和:977192

約数の個数: 16

約数和(自身を含む): 2626579200

約数和(自身を除く): 581406343

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 977149, 6840043, 12702937, 22474427, 88920559, 157320989, 292167551, 2045172857]

約数ペア:

[(1, 2045172857), (7, 292167551), (13, 157320989), (23, 88920559), (91, 22474427), (161, 12702937), (299, 6840043), (2093, 977149)]