131991176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{1559}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 261144000

約数和(自身を除く): 129152824

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 557, 1114, 1559, 2228, 3118, 4456, 6236, 10583, 12472, 21166, 29621, 42332, 59242, 84664, 118484, 236968, 868363, 1736726, 3473452, 6946904, 16498897, 32997794, 65995588, 131991176]

約数ペア:

[(1, 131991176), (2, 65995588), (4, 32997794), (8, 16498897), (19, 6946904), (38, 3473452), (76, 1736726), (152, 868363), (557, 236968), (1114, 118484), (1559, 84664), (2228, 59242), (3118, 42332), (4456, 29621), (6236, 21166), (10583, 12472)]