8509172

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 18100992

約数和(自身を除く): 9591820

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 181, 292, 322, 362, 511, 644, 724, 1022, 1267, 1679, 2044, 2534, 3358, 4163, 5068, 6716, 8326, 11753, 13213, 16652, 23506, 26426, 29141, 47012, 52852, 58282, 92491, 116564, 184982, 303899, 369964, 607798, 1215596, 2127293, 4254586, 8509172]

約数ペア:

[(1, 8509172), (2, 4254586), (4, 2127293), (7, 1215596), (14, 607798), (23, 369964), (28, 303899), (46, 184982), (73, 116564), (92, 92491), (146, 58282), (161, 52852), (181, 47012), (292, 29141), (322, 26426), (362, 23506), (511, 16652), (644, 13213), (724, 11753), (1022, 8326), (1267, 6716), (1679, 5068), (2044, 4163), (2534, 3358)]