2150025

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 3600960

約数和(自身を除く): 1450935

約数列:

[1, 3, 5, 15, 25, 75, 109, 263, 327, 545, 789, 1315, 1635, 2725, 3945, 6575, 8175, 19725, 28667, 86001, 143335, 430005, 716675, 2150025]

約数ペア:

[(1, 2150025), (3, 716675), (5, 430005), (15, 143335), (25, 86001), (75, 28667), (109, 19725), (263, 8175), (327, 6575), (545, 3945), (789, 2725), (1315, 1635)]