213280256

素因数分解:

$2^9\times 7^1\times {\mathrm{59509}}^1$

素因数の和:59534

約数の個数: 40

約数和(自身を含む): 487029840

約数和(自身を除く): 273749584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 59509, 119018, 238036, 416563, 476072, 833126, 952144, 1666252, 1904288, 3332504, 3808576, 6665008, 7617152, 13330016, 15234304, 26660032, 30468608, 53320064, 106640128, 213280256]

約数ペア:

[(1, 213280256), (2, 106640128), (4, 53320064), (7, 30468608), (8, 26660032), (14, 15234304), (16, 13330016), (28, 7617152), (32, 6665008), (56, 3808576), (64, 3332504), (112, 1904288), (128, 1666252), (224, 952144), (256, 833126), (448, 476072), (512, 416563), (896, 238036), (1792, 119018), (3584, 59509)]