1680496797

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{243233}}^1$

素因数の和:243297

約数の個数: 24

約数和(自身を含む): 2661952896

約数和(自身を除く): 981456099

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 243233, 729699, 1702631, 5107893, 11431951, 11918417, 34295853, 35755251, 80023657, 240070971, 560165599, 1680496797]

約数ペア:

[(1, 1680496797), (3, 560165599), (7, 240070971), (21, 80023657), (47, 35755251), (49, 34295853), (141, 11918417), (147, 11431951), (329, 5107893), (987, 1702631), (2303, 729699), (6909, 243233)]