80490591

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{2383}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 121488640

約数和(自身を除く): 40998049

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 1251, 2383, 3753, 7149, 11259, 21447, 33777, 64341, 193023, 331237, 579069, 993711, 2981133, 8943399, 26830197, 80490591]

約数ペア:

[(1, 80490591), (3, 26830197), (9, 8943399), (27, 2981133), (81, 993711), (139, 579069), (243, 331237), (417, 193023), (1251, 64341), (2383, 33777), (3753, 21447), (7149, 11259)]