2143765

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 2898720

約数和(自身を除く): 754955

約数列:

[1, 5, 13, 43, 59, 65, 169, 215, 295, 559, 767, 845, 2537, 2795, 3835, 7267, 9971, 12685, 32981, 36335, 49855, 164905, 428753, 2143765]

約数ペア:

[(1, 2143765), (5, 428753), (13, 164905), (43, 49855), (59, 36335), (65, 32981), (169, 12685), (215, 9971), (295, 7267), (559, 3835), (767, 2795), (845, 2537)]