217873728

素因数分解:

$2^6\times 3^2\times {\mathrm{378253}}^1$

素因数の和:378271

約数の個数: 42

約数和(自身を含む): 624497354

約数和(自身を除く): 406623626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 378253, 756506, 1134759, 1513012, 2269518, 3026024, 3404277, 4539036, 6052048, 6808554, 9078072, 12104096, 13617108, 18156144, 24208192, 27234216, 36312288, 54468432, 72624576, 108936864, 217873728]

約数ペア:

[(1, 217873728), (2, 108936864), (3, 72624576), (4, 54468432), (6, 36312288), (8, 27234216), (9, 24208192), (12, 18156144), (16, 13617108), (18, 12104096), (24, 9078072), (32, 6808554), (36, 6052048), (48, 4539036), (64, 3404277), (72, 3026024), (96, 2269518), (144, 1513012), (192, 1134759), (288, 756506), (576, 378253)]