4208945

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 5810616

約数和(自身を除く): 1601671

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 293, 845, 1105, 1465, 2873, 3809, 4981, 14365, 19045, 24905, 49517, 64753, 247585, 323765, 841789, 4208945]

約数ペア:

[(1, 4208945), (5, 841789), (13, 323765), (17, 247585), (65, 64753), (85, 49517), (169, 24905), (221, 19045), (293, 14365), (845, 4981), (1105, 3809), (1465, 2873)]