208462572

素因数分解:

$2^2\times 3^4\times {\mathrm{643403}}^1$

素因数の和:643419

約数の個数: 30

約数和(自身を含む): 544963188

約数和(自身を除く): 336500616

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 643403, 1286806, 1930209, 2573612, 3860418, 5790627, 7720836, 11581254, 17371881, 23162508, 34743762, 52115643, 69487524, 104231286, 208462572]

約数ペア:

[(1, 208462572), (2, 104231286), (3, 69487524), (4, 52115643), (6, 34743762), (9, 23162508), (12, 17371881), (18, 11581254), (27, 7720836), (36, 5790627), (54, 3860418), (81, 2573612), (108, 1930209), (162, 1286806), (324, 643403)]