289461352

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{1373}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 581078340

約数和(自身を除く): 291616988

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 361, 584, 722, 1373, 1387, 1444, 2746, 2774, 2888, 5492, 5548, 10984, 11096, 26087, 26353, 52174, 52706, 100229, 104348, 105412, 200458, 208696, 210824, 400916, 495653, 801832, 991306, 1904351, 1982612, 3808702, 3965224, 7617404, 15234808, 36182669, 72365338, 144730676, 289461352]

約数ペア:

[(1, 289461352), (2, 144730676), (4, 72365338), (8, 36182669), (19, 15234808), (38, 7617404), (73, 3965224), (76, 3808702), (146, 1982612), (152, 1904351), (292, 991306), (361, 801832), (584, 495653), (722, 400916), (1373, 210824), (1387, 208696), (1444, 200458), (2746, 105412), (2774, 104348), (2888, 100229), (5492, 52706), (5548, 52174), (10984, 26353), (11096, 26087)]