1668397614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{21389713}}^1$

素因数の和:21389731

約数の個数: 16

約数和(自身を含む): 3593471952

約数和(自身を除く): 1925074338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 21389713, 42779426, 64169139, 128338278, 278066269, 556132538, 834198807, 1668397614]

約数ペア:

[(1, 1668397614), (2, 834198807), (3, 556132538), (6, 278066269), (13, 128338278), (26, 64169139), (39, 42779426), (78, 21389713)]