51543945

素因数分解:

$3^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 56

約数和(自身を含む): 94435200

約数和(自身を除く): 42891255

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 179, 237, 243, 395, 405, 537, 711, 729, 895, 1185, 1215, 1611, 2133, 2685, 3555, 3645, 4833, 6399, 8055, 10665, 14141, 14499, 19197, 24165, 31995, 42423, 43497, 57591, 70705, 72495, 95985, 127269, 130491, 212115, 217485, 287955, 381807, 636345, 652455, 1145421, 1909035, 3436263, 5727105, 10308789, 17181315, 51543945]

約数ペア:

[(1, 51543945), (3, 17181315), (5, 10308789), (9, 5727105), (15, 3436263), (27, 1909035), (45, 1145421), (79, 652455), (81, 636345), (135, 381807), (179, 287955), (237, 217485), (243, 212115), (395, 130491), (405, 127269), (537, 95985), (711, 72495), (729, 70705), (895, 57591), (1185, 43497), (1215, 42423), (1611, 31995), (2133, 24165), (2685, 19197), (3555, 14499), (3645, 14141), (4833, 10665), (6399, 8055)]