31975489

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 9150911

約数列:

[1, 7, 13, 49, 71, 91, 101, 343, 497, 637, 707, 923, 1313, 3479, 4459, 4949, 6461, 7171, 9191, 24353, 34643, 45227, 50197, 64337, 93223, 316589, 351379, 450359, 652561, 2459653, 4567927, 31975489]

約数ペア:

[(1, 31975489), (7, 4567927), (13, 2459653), (49, 652561), (71, 450359), (91, 351379), (101, 316589), (343, 93223), (497, 64337), (637, 50197), (707, 45227), (923, 34643), (1313, 24353), (3479, 9191), (4459, 7171), (4949, 6461)]