39839025

素因数分解:

$3^1\times 5^2\times {\mathrm{647}}^1\times {\mathrm{821}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 66049344

約数和(自身を除く): 26210319

約数列:

[1, 3, 5, 15, 25, 75, 647, 821, 1941, 2463, 3235, 4105, 9705, 12315, 16175, 20525, 48525, 61575, 531187, 1593561, 2655935, 7967805, 13279675, 39839025]

約数ペア:

[(1, 39839025), (3, 13279675), (5, 7967805), (15, 2655935), (25, 1593561), (75, 531187), (647, 61575), (821, 48525), (1941, 20525), (2463, 16175), (3235, 12315), (4105, 9705)]