15994667

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 18551808

約数和(自身を除く): 2557141

約数列:

[1, 13, 31, 43, 71, 169, 403, 559, 923, 1333, 2201, 3053, 5239, 7267, 11999, 17329, 28613, 39689, 94643, 225277, 371969, 515957, 1230359, 15994667]

約数ペア:

[(1, 15994667), (13, 1230359), (31, 515957), (43, 371969), (71, 225277), (169, 94643), (403, 39689), (559, 28613), (923, 17329), (1333, 11999), (2201, 7267), (3053, 5239)]