81291456

素因数分解:

$2^6\times 3^2\times {\mathrm{141131}}^1$

素因数の和:141149

約数の個数: 42

約数和(自身を含む): 233008932

約数和(自身を除く): 151717476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 141131, 282262, 423393, 564524, 846786, 1129048, 1270179, 1693572, 2258096, 2540358, 3387144, 4516192, 5080716, 6774288, 9032384, 10161432, 13548576, 20322864, 27097152, 40645728, 81291456]

約数ペア:

[(1, 81291456), (2, 40645728), (3, 27097152), (4, 20322864), (6, 13548576), (8, 10161432), (9, 9032384), (12, 6774288), (16, 5080716), (18, 4516192), (24, 3387144), (32, 2540358), (36, 2258096), (48, 1693572), (64, 1270179), (72, 1129048), (96, 846786), (144, 564524), (192, 423393), (288, 282262), (576, 141131)]