20641425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{39317}}^1$

素因数の和:39337

約数の個数: 24

約数和(自身を含む): 39003456

約数和(自身を除く): 18362031

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 39317, 117951, 196585, 275219, 589755, 825657, 982925, 1376095, 2948775, 4128285, 6880475, 20641425]

約数ペア:

[(1, 20641425), (3, 6880475), (5, 4128285), (7, 2948775), (15, 1376095), (21, 982925), (25, 825657), (35, 589755), (75, 275219), (105, 196585), (175, 117951), (525, 39317)]