2912732055

素因数分解:

$3^4\times 5^1\times {\mathrm{7191931}}^1$

素因数の和:7191948

約数の個数: 20

約数和(自身を含む): 5221342632

約数和(自身を除く): 2308610577

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7191931, 21575793, 35959655, 64727379, 107878965, 194182137, 323636895, 582546411, 970910685, 2912732055]

約数ペア:

[(1, 2912732055), (3, 970910685), (5, 582546411), (9, 323636895), (15, 194182137), (27, 107878965), (45, 64727379), (81, 35959655), (135, 21575793), (405, 7191931)]