287592946

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 449064000

約数和(自身を除く): 161471054

約数列:

[1, 2, 53, 106, 131, 139, 149, 262, 278, 298, 6943, 7367, 7897, 13886, 14734, 15794, 18209, 19519, 20711, 36418, 39038, 41422, 965077, 1034507, 1097683, 1930154, 2069014, 2195366, 2713141, 5426282, 143796473, 287592946]

約数ペア:

[(1, 287592946), (2, 143796473), (53, 5426282), (106, 2713141), (131, 2195366), (139, 2069014), (149, 1930154), (262, 1097683), (278, 1034507), (298, 965077), (6943, 41422), (7367, 39038), (7897, 36418), (13886, 20711), (14734, 19519), (15794, 18209)]