387053025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{303571}}^1$

素因数の和:303601

約数の個数: 24

約数和(自身を含む): 677572704

約数和(自身を除く): 290519679

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 303571, 910713, 1517855, 4553565, 5160707, 7589275, 15482121, 22767825, 25803535, 77410605, 129017675, 387053025]

約数ペア:

[(1, 387053025), (3, 129017675), (5, 77410605), (15, 25803535), (17, 22767825), (25, 15482121), (51, 7589275), (75, 5160707), (85, 4553565), (255, 1517855), (425, 910713), (1275, 303571)]