161728

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^2$

素因数の和:57

約数の個数: 42

約数和(自身を含む): 387096

約数和(自身を除く): 225368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 361, 448, 532, 608, 722, 1064, 1216, 1444, 2128, 2527, 2888, 4256, 5054, 5776, 8512, 10108, 11552, 20216, 23104, 40432, 80864, 161728]

約数ペア:

[(1, 161728), (2, 80864), (4, 40432), (7, 23104), (8, 20216), (14, 11552), (16, 10108), (19, 8512), (28, 5776), (32, 5054), (38, 4256), (56, 2888), (64, 2527), (76, 2128), (112, 1444), (133, 1216), (152, 1064), (224, 722), (266, 608), (304, 532), (361, 448)]