280306816

素因数分解:

$2^7\times {\mathrm{257}}^1\times {\mathrm{8521}}^1$

素因数の和:8792

約数の個数: 32

約数和(自身を含む): 560662380

約数和(自身を除く): 280355564

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 257, 514, 1028, 2056, 4112, 8224, 8521, 16448, 17042, 32896, 34084, 68168, 136336, 272672, 545344, 1090688, 2189897, 4379794, 8759588, 17519176, 35038352, 70076704, 140153408, 280306816]

約数ペア:

[(1, 280306816), (2, 140153408), (4, 70076704), (8, 35038352), (16, 17519176), (32, 8759588), (64, 4379794), (128, 2189897), (257, 1090688), (514, 545344), (1028, 272672), (2056, 136336), (4112, 68168), (8224, 34084), (8521, 32896), (16448, 17042)]