39871202

素因数分解:

$2^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{971}}^1$

素因数の和:1406

約数の個数: 24

約数和(自身を含む): 69809040

約数和(自身を除く): 29937838

約数列:

[1, 2, 7, 14, 49, 98, 419, 838, 971, 1942, 2933, 5866, 6797, 13594, 20531, 41062, 47579, 95158, 406849, 813698, 2847943, 5695886, 19935601, 39871202]

約数ペア:

[(1, 39871202), (2, 19935601), (7, 5695886), (14, 2847943), (49, 813698), (98, 406849), (419, 95158), (838, 47579), (971, 41062), (1942, 20531), (2933, 13594), (5866, 6797)]