286880025

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{19819}}^1$

素因数の和:20025

約数の個数: 24

約数和(自身を含む): 476789920

約数和(自身を除く): 189909895

約数列:

[1, 3, 5, 15, 25, 75, 193, 579, 965, 2895, 4825, 14475, 19819, 59457, 99095, 297285, 495475, 1486425, 3825067, 11475201, 19125335, 57376005, 95626675, 286880025]

約数ペア:

[(1, 286880025), (3, 95626675), (5, 57376005), (15, 19125335), (25, 11475201), (75, 3825067), (193, 1486425), (579, 495475), (965, 297285), (2895, 99095), (4825, 59457), (14475, 19819)]