1320465

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 2158848

約数和(自身を除く): 838383

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 1873, 5619, 9365, 28095, 88031, 264093, 440155, 1320465]

約数ペア:

[(1, 1320465), (3, 440155), (5, 264093), (15, 88031), (47, 28095), (141, 9365), (235, 5619), (705, 1873)]