217947456

素因数分解:

$2^6\times 3^3\times {\mathrm{126127}}^1$

素因数の和:126148

約数の個数: 56

約数和(自身を含む): 640730240

約数和(自身を除く): 422782784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 126127, 252254, 378381, 504508, 756762, 1009016, 1135143, 1513524, 2018032, 2270286, 3027048, 3405429, 4036064, 4540572, 6054096, 6810858, 8072128, 9081144, 12108192, 13621716, 18162288, 24216384, 27243432, 36324576, 54486864, 72649152, 108973728, 217947456]

約数ペア:

[(1, 217947456), (2, 108973728), (3, 72649152), (4, 54486864), (6, 36324576), (8, 27243432), (9, 24216384), (12, 18162288), (16, 13621716), (18, 12108192), (24, 9081144), (27, 8072128), (32, 6810858), (36, 6054096), (48, 4540572), (54, 4036064), (64, 3405429), (72, 3027048), (96, 2270286), (108, 2018032), (144, 1513524), (192, 1135143), (216, 1009016), (288, 756762), (432, 504508), (576, 378381), (864, 252254), (1728, 126127)]