197590815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{190909}}^1$

素因数の和:190943

約数の個数: 24

約数和(自身を含む): 357383520

約数和(自身を除く): 159792705

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 190909, 572727, 954545, 1718181, 2863635, 4390907, 8590905, 13172721, 21954535, 39518163, 65863605, 197590815]

約数ペア:

[(1, 197590815), (3, 65863605), (5, 39518163), (9, 21954535), (15, 13172721), (23, 8590905), (45, 4390907), (69, 2863635), (115, 1718181), (207, 954545), (345, 572727), (1035, 190909)]