42790055

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{111143}}^1$

素因数の和:111166

約数の個数: 16

約数和(自身を含む): 64018944

約数和(自身を除く): 21228889

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 111143, 555715, 778001, 1222573, 3890005, 6112865, 8558011, 42790055]

約数ペア:

[(1, 42790055), (5, 8558011), (7, 6112865), (11, 3890005), (35, 1222573), (55, 778001), (77, 555715), (385, 111143)]