49086075

素因数分解:

$3^1\times 5^2\times {\mathrm{809}}^2$

素因数の和:1631

約数の個数: 18

約数和(自身を含む): 81256084

約数和(自身を除く): 32170009

約数列:

[1, 3, 5, 15, 25, 75, 809, 2427, 4045, 12135, 20225, 60675, 654481, 1963443, 3272405, 9817215, 16362025, 49086075]

約数ペア:

[(1, 49086075), (3, 16362025), (5, 9817215), (15, 3272405), (25, 1963443), (75, 654481), (809, 60675), (2427, 20225), (4045, 12135)]