38531689

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 47019528

約数和(自身を除く): 8487839

約数列:

[1, 7, 37, 49, 53, 259, 371, 401, 1813, 1961, 2597, 2807, 13727, 14837, 19649, 21253, 96089, 103859, 148771, 727013, 786361, 1041397, 5504527, 38531689]

約数ペア:

[(1, 38531689), (7, 5504527), (37, 1041397), (49, 786361), (53, 727013), (259, 148771), (371, 103859), (401, 96089), (1813, 21253), (1961, 19649), (2597, 14837), (2807, 13727)]