199470978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{527701}}^1$

素因数の和:527719

約数の個数: 32

約数和(自身を含む): 506593920

約数和(自身を除く): 307122942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 527701, 1055402, 1583103, 3166206, 3693907, 4749309, 7387814, 9498618, 11081721, 14247927, 22163442, 28495854, 33245163, 66490326, 99735489, 199470978]

約数ペア:

[(1, 199470978), (2, 99735489), (3, 66490326), (6, 33245163), (7, 28495854), (9, 22163442), (14, 14247927), (18, 11081721), (21, 9498618), (27, 7387814), (42, 4749309), (54, 3693907), (63, 3166206), (126, 1583103), (189, 1055402), (378, 527701)]