39490857

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13337}}^1$

素因数の和:13397

約数の個数: 24

約数和(自身を含む): 66583296

約数和(自身を除く): 27092439

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 13337, 40011, 93359, 120033, 280077, 626839, 840231, 1880517, 4387873, 5641551, 13163619, 39490857]

約数ペア:

[(1, 39490857), (3, 13163619), (7, 5641551), (9, 4387873), (21, 1880517), (47, 840231), (63, 626839), (141, 280077), (329, 120033), (423, 93359), (987, 40011), (2961, 13337)]