7428855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 13708800

約数和(自身を除く): 6279945

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 509, 695, 973, 1527, 2085, 2545, 2919, 3563, 4865, 7635, 10689, 14595, 17815, 53445, 70751, 212253, 353755, 495257, 1061265, 1485771, 2476285, 7428855]

約数ペア:

[(1, 7428855), (3, 2476285), (5, 1485771), (7, 1061265), (15, 495257), (21, 353755), (35, 212253), (105, 70751), (139, 53445), (417, 17815), (509, 14595), (695, 10689), (973, 7635), (1527, 4865), (2085, 3563), (2545, 2919)]