30387975

素因数分解:

$3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{967}}^1$

素因数の和:1399

約数の個数: 24

約数和(自身を含む): 50413440

約数和(自身を除く): 20025465

約数列:

[1, 3, 5, 15, 25, 75, 419, 967, 1257, 2095, 2901, 4835, 6285, 10475, 14505, 24175, 31425, 72525, 405173, 1215519, 2025865, 6077595, 10129325, 30387975]

約数ペア:

[(1, 30387975), (3, 10129325), (5, 6077595), (15, 2025865), (25, 1215519), (75, 405173), (419, 72525), (967, 31425), (1257, 24175), (2095, 14505), (2901, 10475), (4835, 6285)]