1385925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 2428416

約数和(自身を除く): 1042491

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1087, 1275, 3261, 5435, 16305, 18479, 27175, 55437, 81525, 92395, 277185, 461975, 1385925]

約数ペア:

[(1, 1385925), (3, 461975), (5, 277185), (15, 92395), (17, 81525), (25, 55437), (51, 27175), (75, 18479), (85, 16305), (255, 5435), (425, 3261), (1087, 1275)]