64889199

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2417}}^1$

素因数の和:2599

約数の個数: 24

約数和(自身を含む): 99331440

約数和(自身を除く): 34442241

約数列:

[1, 3, 9, 19, 57, 157, 171, 471, 1413, 2417, 2983, 7251, 8949, 21753, 26847, 45923, 137769, 379469, 413307, 1138407, 3415221, 7209911, 21629733, 64889199]

約数ペア:

[(1, 64889199), (3, 21629733), (9, 7209911), (19, 3415221), (57, 1138407), (157, 413307), (171, 379469), (471, 137769), (1413, 45923), (2417, 26847), (2983, 21753), (7251, 8949)]