248840993925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{247363}}^1$

素因数の和:247659

約数の個数: 72

約数和(自身を含む): 473715912384

約数和(自身を除く): 224874918459

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 263, 425, 765, 789, 1275, 1315, 2367, 3825, 3945, 4471, 6575, 11835, 13413, 19725, 22355, 40239, 59175, 67065, 111775, 201195, 247363, 335325, 742089, 1005975, 1236815, 2226267, 3710445, 4205171, 6184075, 11131335, 12615513, 18552225, 21025855, 37846539, 55656675, 63077565, 65056469, 105129275, 189232695, 195169407, 315387825, 325282345, 585508221, 946163475, 975847035, 1105959973, 1626411725, 2927541105, 3317879919, 4879235175, 5529799865, 9953639757, 14637705525, 16589399595, 27648999325, 49768198785, 82946997975, 248840993925]

約数ペア:

[(1, 248840993925), (3, 82946997975), (5, 49768198785), (9, 27648999325), (15, 16589399595), (17, 14637705525), (25, 9953639757), (45, 5529799865), (51, 4879235175), (75, 3317879919), (85, 2927541105), (153, 1626411725), (225, 1105959973), (255, 975847035), (263, 946163475), (425, 585508221), (765, 325282345), (789, 315387825), (1275, 195169407), (1315, 189232695), (2367, 105129275), (3825, 65056469), (3945, 63077565), (4471, 55656675), (6575, 37846539), (11835, 21025855), (13413, 18552225), (19725, 12615513), (22355, 11131335), (40239, 6184075), (59175, 4205171), (67065, 3710445), (111775, 2226267), (201195, 1236815), (247363, 1005975), (335325, 742089)]