42457215

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{60223}}^1$

素因数の和:60278

約数の個数: 16

約数和(自身を含む): 69378048

約数和(自身を除く): 26920833

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 60223, 180669, 301115, 903345, 2830481, 8491443, 14152405, 42457215]

約数ペア:

[(1, 42457215), (3, 14152405), (5, 8491443), (15, 2830481), (47, 903345), (141, 301115), (235, 180669), (705, 60223)]