2052505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 3056832

約数和(自身を除く): 1004327

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 347, 455, 845, 1183, 1735, 2429, 4511, 5915, 12145, 22555, 31577, 58643, 157885, 293215, 410501, 2052505]

約数ペア:

[(1, 2052505), (5, 410501), (7, 293215), (13, 157885), (35, 58643), (65, 31577), (91, 22555), (169, 12145), (347, 5915), (455, 4511), (845, 2429), (1183, 1735)]