2784465

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 4942080

約数和(自身を除く): 2157615

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1439, 1935, 4317, 7195, 12951, 21585, 61877, 64755, 185631, 309385, 556893, 928155, 2784465]

約数ペア:

[(1, 2784465), (3, 928155), (5, 556893), (9, 309385), (15, 185631), (43, 64755), (45, 61877), (129, 21585), (215, 12951), (387, 7195), (645, 4317), (1439, 1935)]