3989645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 5570208

約数和(自身を除く): 1580563

約数列:

[1, 5, 11, 17, 55, 85, 187, 251, 289, 935, 1255, 1445, 2761, 3179, 4267, 13805, 15895, 21335, 46937, 72539, 234685, 362695, 797929, 3989645]

約数ペア:

[(1, 3989645), (5, 797929), (11, 362695), (17, 234685), (55, 72539), (85, 46937), (187, 21335), (251, 15895), (289, 13805), (935, 4267), (1255, 3179), (1445, 2761)]