3921925

素因数分解:

$5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 5652416

約数和(自身を除く): 1730491

約数列:

[1, 5, 7, 25, 35, 73, 175, 307, 365, 511, 1535, 1825, 2149, 2555, 7675, 10745, 12775, 22411, 53725, 112055, 156877, 560275, 784385, 3921925]

約数ペア:

[(1, 3921925), (5, 784385), (7, 560275), (25, 156877), (35, 112055), (73, 53725), (175, 22411), (307, 12775), (365, 10745), (511, 7675), (1535, 2555), (1825, 2149)]