9129128

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 17867520

約数和(自身を除く): 8738392

約数列:

[1, 2, 4, 8, 31, 62, 124, 131, 248, 262, 281, 524, 562, 1048, 1124, 2248, 4061, 8122, 8711, 16244, 17422, 32488, 34844, 36811, 69688, 73622, 147244, 294488, 1141141, 2282282, 4564564, 9129128]

約数ペア:

[(1, 9129128), (2, 4564564), (4, 2282282), (8, 1141141), (31, 294488), (62, 147244), (124, 73622), (131, 69688), (248, 36811), (262, 34844), (281, 32488), (524, 17422), (562, 16244), (1048, 8711), (1124, 8122), (2248, 4061)]