18030425

素因数分解:

$5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 25730496

約数和(自身を除く): 7700071

約数列:

[1, 5, 7, 25, 35, 175, 197, 523, 985, 1379, 2615, 3661, 4925, 6895, 13075, 18305, 34475, 91525, 103031, 515155, 721217, 2575775, 3606085, 18030425]

約数ペア:

[(1, 18030425), (5, 3606085), (7, 2575775), (25, 721217), (35, 515155), (175, 103031), (197, 91525), (523, 34475), (985, 18305), (1379, 13075), (2615, 6895), (3661, 4925)]