16439275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 21895920

約数和(自身を除く): 5456645

約数列:

[1, 5, 19, 25, 53, 95, 265, 475, 653, 1007, 1325, 3265, 5035, 12407, 16325, 25175, 34609, 62035, 173045, 310175, 657571, 865225, 3287855, 16439275]

約数ペア:

[(1, 16439275), (5, 3287855), (19, 865225), (25, 657571), (53, 310175), (95, 173045), (265, 62035), (475, 34609), (653, 25175), (1007, 16325), (1325, 12407), (3265, 5035)]