1981755

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 3511872

約数和(自身を除く): 1530117

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 937, 2115, 2811, 4685, 8433, 14055, 42165, 44039, 132117, 220195, 396351, 660585, 1981755]

約数ペア:

[(1, 1981755), (3, 660585), (5, 396351), (9, 220195), (15, 132117), (45, 44039), (47, 42165), (141, 14055), (235, 8433), (423, 4685), (705, 2811), (937, 2115)]