71394141

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2539}}^1$

素因数の和:2665

約数の個数: 32

約数和(自身を含む): 118343680

約数和(自身を除く): 46949539

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 2539, 4017, 7617, 9373, 17773, 28119, 33007, 53319, 99021, 231049, 261517, 693147, 784551, 1830619, 3399721, 5491857, 10199163, 23798047, 71394141]

約数ペア:

[(1, 71394141), (3, 23798047), (7, 10199163), (13, 5491857), (21, 3399721), (39, 1830619), (91, 784551), (103, 693147), (273, 261517), (309, 231049), (721, 99021), (1339, 53319), (2163, 33007), (2539, 28119), (4017, 17773), (7617, 9373)]